{"id":504013,"date":"2025-11-06T11:58:48","date_gmt":"2025-11-06T04:58:48","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=504013"},"modified":"2025-11-06T11:58:48","modified_gmt":"2025-11-06T04:58:48","slug":"da-quang","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/da-quang\/","title":{"rendered":"D\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, l\u00e0m t\u1eeb \u0111\u00e2u? Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng?"},"content":{"rendered":"<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>D\u1ea1 quang<\/strong> l\u00e0 m\u1ed9t trong nh\u1eefng chi ti\u1ebft nh\u1ecf nh\u01b0ng mang l\u1ea1i gi\u00e1 tr\u1ecb l\u1edbn tr\u00ean \u0111\u1ed3ng h\u1ed3, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi nh\u1eefng ai th\u01b0\u1eddng xuy\u00ean di chuy\u1ec3n ho\u1eb7c l\u00e0m vi\u1ec7c trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng. T\u1eeb c\u00e1c m\u1eabu \u0111\u1ed3ng h\u1ed3 th\u1ec3 thao, l\u1eb7n bi\u1ec3n cho \u0111\u1ebfn \u0111\u1ed3ng h\u1ed3 cao c\u1ea5p, l\u1edbp ph\u1ee7 d\u1ea1 quang gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng xem gi\u1edd trong b\u00f3ng t\u1ed1i. Tuy nhi\u00ean, \u00edt ng\u01b0\u1eddi bi\u1ebft r\u00f5 d\u1ea1 quang l\u00e0 g\u00ec, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u0111\u00e2u v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u chi ti\u1ebft v\u1ec1 c\u00f4ng ngh\u1ec7 th\u00fa v\u1ecb n\u00e0y.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>D\u1ea1 quang l\u00e0 g\u00ec? Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u201cD\u1ea1 quang\u201d (t\u00ean ti\u1ebfng Anh: <\/span><i><span style=\"font-weight: 400;\">phosphorescence<\/span><\/i><span style=\"font-weight: 400;\">) l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng m\u1ed9t v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t s\u00e1ng trong b\u00f3ng t\u1ed1i sau khi \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng t\u1eeb ngu\u1ed3n s\u00e1ng kh\u00e1c, th\u01b0\u1eddng l\u00e0 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi ho\u1eb7c \u0111\u00e8n nh\u00e2n t\u1ea1o. N\u00f3i c\u00e1ch kh\u00e1c, v\u1eadt li\u1ec7u d\u1ea1 quang c\u00f3 th\u1ec3 \u201cl\u01b0u tr\u1eef\u201d \u00e1nh s\u00e1ng v\u00e0 \u201cph\u00e1t l\u1ea1i\u201d trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">V\u1ec1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng, hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y thu\u1ed9c nh\u00f3m <\/span><b>hi\u1ec7n t\u01b0\u1ee3ng quang ph\u00e1t quang<\/b><span style=\"font-weight: 400;\"> \u2013 c\u1ee5 th\u1ec3 l\u00e0 <\/span><i><span style=\"font-weight: 400;\">phosphorescence<\/span><\/i><span style=\"font-weight: 400;\">. Khi v\u1eadt li\u1ec7u h\u1ea5p th\u1ee5 photon t\u1eeb \u00e1nh s\u00e1ng, c\u00e1c electron b\u00ean trong nguy\u00ean t\u1eed chuy\u1ec3n l\u00ean m\u1ee9c n\u0103ng l\u01b0\u1ee3ng cao h\u01a1n. Khi \u00e1nh s\u00e1ng t\u1eaft, c\u00e1c electron d\u1ea7n tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i c\u01a1 b\u1ea3n, gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng d\u01b0\u1edbi d\u1ea1ng \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y. Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra ch\u1eadm n\u00ean v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e1t s\u00e1ng trong nhi\u1ec1u gi\u1edd.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-01.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-01-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-01-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-504014 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-01.jpg\" alt=\"da-quang-01\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-01.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-01-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-01-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00e1c v\u1eadt li\u1ec7u d\u1ea1 quang th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb h\u1ee3p ch\u1ea5t ch\u1ee9a <\/span><b>phosphor<\/b><span style=\"font-weight: 400;\">, ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 <\/span><i><span style=\"font-weight: 400;\">k\u1ebdm sulfua (ZnS)<\/span><\/i><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><i><span style=\"font-weight: 400;\">stronti aluminat (SrAl\u2082O\u2084)<\/span><\/i><span style=\"font-weight: 400;\"> \u2013 ch\u1ea5t sau cho \u00e1nh s\u00e1ng m\u1ea1nh v\u00e0 b\u1ec1n h\u01a1n nhi\u1ec1u. Ng\u00e0y nay, c\u00e1c h\u00e3ng \u0111\u1ed3ng h\u1ed3 th\u01b0\u1eddng ch\u1ecdn stronti aluminat do t\u00ednh an to\u00e0n, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 hi\u1ec7u qu\u1ea3 cao.<\/span><\/p>\n<h2 style=\"text-align: justify;\"><b>Ph\u00e2n bi\u1ec7t d\u1ea1 quang v\u1edbi hu\u1ef3nh quang<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u1ea3 <\/span><b>d\u1ea1 quang (phosphorescence)<\/b><span style=\"font-weight: 400;\"> v\u00e0 <\/span><b>hu\u1ef3nh quang (fluorescence)<\/b><span style=\"font-weight: 400;\"> \u0111\u1ec1u l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng quang ph\u00e1t quang \u2013 t\u1ee9c l\u00e0 v\u1eadt li\u1ec7u ph\u00e1t ra \u00e1nh s\u00e1ng khi h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng t\u1eeb ngu\u1ed3n s\u00e1ng kh\u00e1c. Tuy nhi\u00ean, hai hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y <\/span><b>kh\u00e1c nhau r\u00f5 r\u1ec7t v\u1ec1 c\u01a1 ch\u1ebf, th\u1eddi gian ph\u00e1t s\u00e1ng v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng<\/b><\/h3>\n<ul style=\"text-align: justify;\">\n<li><b>Hu\u1ef3nh quang<\/b><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Khi v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng (th\u01b0\u1eddng l\u00e0 tia c\u1ef1c t\u00edm), c\u00e1c electron h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 chuy\u1ec3n l\u00ean m\u1ee9c n\u0103ng l\u01b0\u1ee3ng cao. Ngay khi t\u1eaft ngu\u1ed3n s\u00e1ng, electron l\u1eadp t\u1ee9c tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u, ph\u00e1t ra \u00e1nh s\u00e1ng g\u1ea7n nh\u01b0 <\/span><b>ngay t\u1ee9c th\u00ec<\/b><span style=\"font-weight: 400;\">. V\u00ec v\u1eady, \u00e1nh s\u00e1ng hu\u1ef3nh quang <\/span><b>ch\u1ec9 t\u1ed3n t\u1ea1i khi c\u00f3 ngu\u1ed3n chi\u1ebfu s\u00e1ng<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-03.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-03-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-03-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-504016 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-03.jpg\" alt=\"da-quang-03\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-03.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-03-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-03-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<ul style=\"text-align: justify;\">\n<li><b>D\u1ea1 quang<\/b><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u0169ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng t\u1eeb \u00e1nh s\u00e1ng, nh\u01b0ng electron trong v\u1eadt li\u1ec7u s\u1ebd <\/span><b>b\u1ecb \u201cgi\u1eef l\u1ea1i\u201d \u1edf m\u1ee9c n\u0103ng l\u01b0\u1ee3ng cao trong m\u1ed9t th\u1eddi gian<\/b><span style=\"font-weight: 400;\"> tr\u01b0\u1edbc khi tr\u1edf v\u1ec1 tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u. Khi \u00e1nh s\u00e1ng b\u00ean ngo\u00e0i t\u1eaft, v\u1eadt li\u1ec7u v\u1eabn ti\u1ebfp t\u1ee5c ph\u00e1t s\u00e1ng trong b\u00f3ng t\u1ed1i. Do \u0111\u00f3, <\/span><b>d\u1ea1 quang c\u00f3 kh\u1ea3 n\u0103ng \u201cl\u01b0u tr\u1eef \u00e1nh s\u00e1ng\u201d v\u00e0 ph\u00e1t s\u00e1ng k\u00e9o d\u00e0i nhi\u1ec1u gi\u1edd<\/b><span style=\"font-weight: 400;\"> sau khi s\u1ea1c.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-02.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-02-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-02-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img decoding=\"async\" class=\"aligncenter size-full wp-image-504015 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-02.jpg\" alt=\"da-quang-02\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-02.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-02-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-02-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>Th\u1eddi gian ph\u00e1t s\u00e1ng<\/b><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>Hu\u1ef3nh quang:<\/b><span style=\"font-weight: 400;\"> Ph\u00e1t s\u00e1ng t\u1ee9c th\u00ec nh\u01b0ng <\/span><b>t\u1eaft ngay<\/b><span style=\"font-weight: 400;\"> khi kh\u00f4ng c\u00f2n ngu\u1ed3n k\u00edch th\u00edch.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>D\u1ea1 quang:<\/b><span style=\"font-weight: 400;\"> C\u00f3 th\u1ec3 ph\u00e1t s\u00e1ng <\/span><b>t\u1eeb v\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd<\/b><span style=\"font-weight: 400;\"> sau khi \u0111\u01b0\u1ee3c \u201cs\u1ea1c\u201d \u00e1nh s\u00e1ng \u2013 t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i v\u1eadt li\u1ec7u.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-04.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-04-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-04-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504017 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-04.jpg\" alt=\"da-quang-04\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-04.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-04-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-04-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/b><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>Hu\u1ef3nh quang:<\/b><span style=\"font-weight: 400;\"> Th\u01b0\u1eddng d\u00f9ng trong <\/span><b>\u0111\u00e8n hu\u1ef3nh quang<\/b><span style=\"font-weight: 400;\">, <\/span><b>b\u1ea3ng hi\u1ec7u ph\u1ea3n quang<\/b><span style=\"font-weight: 400;\">, <\/span><b>\u00e1o ph\u1ea3n quang<\/b><span style=\"font-weight: 400;\">, <\/span><b>s\u01a1n ph\u1ea3n quang giao th\u00f4ng<\/b><span style=\"font-weight: 400;\">, ho\u1eb7c <\/span><b>\u0111\u00e8n tia UV<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>D\u1ea1 quang:<\/b><span style=\"font-weight: 400;\"> \u0110\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong <\/span><b>\u0111\u1ed3ng h\u1ed3<\/b><span style=\"font-weight: 400;\">, <\/span><b>bi\u1ec3n b\u00e1o tho\u00e1t hi\u1ec3m<\/b><span style=\"font-weight: 400;\">, <\/span><b>\u0111\u1ed3 ch\u01a1i ph\u00e1t s\u00e1ng ban \u0111\u00eam<\/b><span style=\"font-weight: 400;\">, <\/span><b>s\u01a1n trang tr\u00ed<\/b><span style=\"font-weight: 400;\">, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb c\u1ea7n ph\u00e1t s\u00e1ng trong b\u00f3ng t\u1ed1i m\u00e0 kh\u00f4ng c\u1ea7n ngu\u1ed3n \u0111i\u1ec7n.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-06.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-06-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-06-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504019 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-06.jpg\" alt=\"da-quang-06\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-06.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-06-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-06-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>T\u00ednh an to\u00e0n v\u00e0 \u0111\u1ed9 b\u1ec1n<\/b><\/h3>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">C\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb <\/span><b>v\u1eadt li\u1ec7u an to\u00e0n, phi ph\u00f3ng x\u1ea1<\/b><span style=\"font-weight: 400;\">, tuy nhi\u00ean c\u00e1c phi\u00ean b\u1ea3n c\u0169 c\u1ee7a d\u1ea1 quang t\u1eebng d\u00f9ng <\/span><b>radium<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><b>tritium<\/b><span style=\"font-weight: 400;\"> \u2013 c\u00f3 t\u00ednh ph\u00f3ng x\u1ea1 nh\u1eb9.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Ng\u00e0y nay, h\u1ea7u h\u1ebft s\u1ea3n ph\u1ea9m \u0111\u1ec1u s\u1eed d\u1ee5ng <\/span><b>stronti aluminat ho\u1eb7c k\u1ebdm sulfua<\/b><span style=\"font-weight: 400;\"> \u2013 an to\u00e0n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-07.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-07-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-07-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504020 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-07.jpg\" alt=\"da-quang-07\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-07.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-07-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-07-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>T\u00ecm hi\u1ec3u v\u1ec1 d\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n t\u1eebng ng\u1ea1c nhi\u00ean khi chi\u1ebfc \u0111\u1ed3ng h\u1ed3 v\u1eabn ph\u00e1t s\u00e1ng r\u00f5 r\u00e0ng gi\u1eefa b\u00f3ng t\u1ed1i, \u0111\u00f3 ch\u00ednh l\u00e0 nh\u1edd l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t. Ph\u1ea7n d\u01b0\u1edbi \u0111\u00e2y s\u1ebd gi\u00fap b\u1ea1n kh\u00e1m ph\u00e1 c\u1ea5u t\u1ea1o, m\u1ee5c \u0111\u00edch v\u00e0 c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a l\u1edbp ph\u1ee7 n\u00e0y trong th\u1ebf gi\u1edbi \u0111\u1ed3ng h\u1ed3.<\/span><\/p>\n<h3 style=\"text-align: justify;\"><b>M\u1ee5c \u0111\u00edch c\u1ee7a d\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">D\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u1ec3 <\/span><b>gi\u00fap ng\u01b0\u1eddi d\u00f9ng xem gi\u1edd trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng<\/b><span style=\"font-weight: 400;\"> \u2013 v\u00ed d\u1ee5 khi \u0111i \u0111\u00eam, trong r\u1ea1p chi\u1ebfu phim, khi l\u1eb7n bi\u1ec3n ho\u1eb7c c\u1eafm tr\u1ea1i.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110\u1ed1i v\u1edbi c\u00e1c m\u1eabu <\/span><b>\u0111\u1ed3ng h\u1ed3 th\u1ec3 thao v\u00e0 \u0111\u1ed3ng h\u1ed3 l\u1eb7n (diver watch)<\/b><span style=\"font-weight: 400;\">, \u0111\u00e2y l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng. Khi \u1edf d\u01b0\u1edbi n\u01b0\u1edbc ho\u1eb7c trong m\u00f4i tr\u01b0\u1eddng t\u1ed1i, kim v\u00e0 c\u1ecdc s\u1ed1 \u0111\u01b0\u1ee3c ph\u1ee7 d\u1ea1 quang s\u1ebd ph\u00e1t s\u00e1ng gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng \u0111\u1ecdc gi\u1edd m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam \u00e1nh s\u00e1ng ngo\u00e0i.<\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Ngo\u00e0i c\u00f4ng n\u0103ng th\u1ef1c t\u1ebf, l\u1edbp ph\u1ee7 n\u00e0y c\u00f2n mang y\u1ebfu t\u1ed1 <\/span><b>th\u1ea9m m\u1ef9 v\u00e0 k\u1ef9 thu\u1eadt<\/b><span style=\"font-weight: 400;\">. \u00c1nh s\u00e1ng xanh lam, xanh l\u1ee5c ho\u1eb7c v\u00e0ng ph\u00e1t ra trong b\u00f3ng t\u1ed1i t\u1ea1o \u0111i\u1ec3m nh\u1ea5n \u0111\u1ed9c \u0111\u00e1o, th\u1ec3 hi\u1ec7n phong c\u00e1ch ri\u00eang c\u1ee7a t\u1eebng th\u01b0\u01a1ng hi\u1ec7u. Nhi\u1ec1u h\u00e3ng \u0111\u1ed3ng h\u1ed3 cao c\u1ea5p nh\u01b0 Rolex, Seiko, hay Omega c\u00f2n ph\u00e1t tri\u1ec3n <\/span><b>c\u00f4ng ngh\u1ec7 d\u1ea1 quang ri\u00eang bi\u1ec7t<\/b><span style=\"font-weight: 400;\">, gi\u00fap t\u0103ng \u0111\u1ed9 s\u00e1ng v\u00e0 th\u1eddi gian ph\u00e1t s\u00e1ng l\u00e2u h\u01a1n.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-05.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-05-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-05-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504018 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-05.jpg\" alt=\"da-quang-05\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-05.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-05-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-05-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>C\u00e1c ch\u1ea5t li\u1ec7u d\u1ea1 quang \u0111\u1ed3ng h\u1ed3 ph\u1ed5 bi\u1ebfn hi\u1ec7n nay<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">C\u00f4ng ngh\u1ec7 d\u1ea1 quang \u0111\u00e3 tr\u1ea3i qua h\u01a1n m\u1ed9t th\u1ebf k\u1ef7 ph\u00e1t tri\u1ec3n, t\u1eeb nh\u1eefng v\u1eadt li\u1ec7u mang t\u00ednh ph\u00f3ng x\u1ea1 nguy hi\u1ec3m cho \u0111\u1ebfn c\u00e1c h\u1ee3p ch\u1ea5t an to\u00e0n, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng ng\u00e0y nay. M\u1ed7i giai \u0111o\u1ea1n, ch\u1ea5t li\u1ec7u d\u1ea1 quang l\u1ea1i c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ri\u00eang, ph\u1ea3n \u00e1nh s\u1ef1 ti\u1ebfn b\u1ed9 trong ng\u00e0nh ch\u1ebf t\u00e1c \u0111\u1ed3ng h\u1ed3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c lo\u1ea1i ch\u1ea5t li\u1ec7u ph\u1ed5 bi\u1ebfn nh\u1ea5t:<\/span><\/p>\n<h4 style=\"text-align: justify;\"><b>Radium (Ra)<\/b><\/h4>\n<p style=\"text-align: justify;\"><b>Th\u1eddi k\u1ef3 s\u1eed d\u1ee5ng:<\/b><span style=\"font-weight: 400;\"> T\u1eeb \u0111\u1ea7u th\u1ebf k\u1ef7 20 \u0111\u1ebfn kho\u1ea3ng n\u0103m 1960.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u0110\u1eb7c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> Radium l\u00e0 ch\u1ea5t ph\u00f3ng x\u1ea1 t\u1ef1 nhi\u00ean, c\u00f3 kh\u1ea3 n\u0103ng ph\u00e1t s\u00e1ng li\u00ean t\u1ee5c m\u00e0 kh\u00f4ng c\u1ea7n h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng t\u1eeb b\u00ean ngo\u00e0i. Khi tr\u1ed9n radium v\u1edbi b\u1ed9t k\u1ebdm sulfua, h\u1ed7n h\u1ee3p n\u00e0y ph\u00e1t ra \u00e1nh s\u00e1ng xanh ho\u1eb7c xanh ng\u00e0 \u0111\u1eb7c tr\u01b0ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> C\u1ef1c k\u1ef3 <\/span><b>nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe<\/b><span style=\"font-weight: 400;\">, g\u00e2y nhi\u1ec5m x\u1ea1 n\u1ebfu ti\u1ebfp x\u00fac l\u00e2u d\u00e0i. V\u00ec l\u00fd do n\u00e0y, radium \u0111\u00e3 b\u1ecb <\/span><b>c\u1ea5m s\u1eed d\u1ee5ng<\/b><span style=\"font-weight: 400;\"> trong s\u1ea3n xu\u1ea5t \u0111\u1ed3ng h\u1ed3 t\u1eeb gi\u1eefa th\u1ebf k\u1ef7 XX.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Gi\u00e1 tr\u1ecb hi\u1ec7n nay:<\/b><span style=\"font-weight: 400;\"> D\u00f9 \u0111\u1ed9c h\u1ea1i, c\u00e1c m\u1eabu \u0111\u1ed3ng h\u1ed3 c\u1ed5 s\u1eed d\u1ee5ng radium l\u1ea1i c\u00f3 <\/span><b>gi\u00e1 tr\u1ecb s\u01b0u t\u1ea7m r\u1ea5t cao<\/b><span style=\"font-weight: 400;\">, \u0111\u01b0\u1ee3c xem l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng l\u1ecbch s\u1eed trong ng\u00e0nh \u0111\u1ed3ng h\u1ed3.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-08.jpg.webp 801w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-08-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-08-768x511.jpg.webp 768w\" sizes=\"(max-width: 801px) 100vw, 801px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504021 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-08.jpg\" alt=\"da-quang-08\" width=\"801\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-08.jpg 801w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-08-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-08-768x511.jpg 768w\" sizes=\"(max-width: 801px) 100vw, 801px\"><\/picture><\/p>\n<h4 style=\"text-align: justify;\"><b>Tritium (H\u2083)<\/b><\/h4>\n<p style=\"text-align: justify;\"><b>Th\u1eddi k\u1ef3 s\u1eed d\u1ee5ng:<\/b><span style=\"font-weight: 400;\"> T\u1eeb th\u1eadp ni\u00ean 1960 \u0111\u1ebfn nay (v\u1edbi quy chu\u1ea9n an to\u00e0n nghi\u00eam ng\u1eb7t).<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u0110\u1eb7c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> Tritium l\u00e0 <\/span><b>\u0111\u1ed3ng v\u1ecb ph\u00f3ng x\u1ea1 nh\u1eb9 c\u1ee7a hydro<\/b><span style=\"font-weight: 400;\">, ph\u00e1t s\u00e1ng li\u00ean t\u1ee5c nh\u1edd qu\u00e1 tr\u00ecnh ph\u00f3ng x\u1ea1 beta t\u01b0\u01a1ng t\u00e1c v\u1edbi l\u1edbp b\u1ed9t ph\u00e1t quang b\u00ean trong \u1ed1ng th\u1ee7y tinh nh\u1ecf g\u1ecdi l\u00e0 <\/span><b>tritium gas tubes<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u01afu \u0111i\u1ec3m: <\/b><span style=\"font-weight: 400;\">Ph\u00e1t s\u00e1ng <\/span><b>\u1ed5n \u0111\u1ecbnh, kh\u00f4ng c\u1ea7n \u201cs\u1ea1c\u201d \u00e1nh s\u00e1ng<\/b><span style=\"font-weight: 400;\">. Th\u1eddi gian ph\u00e1t s\u00e1ng c\u00f3 th\u1ec3 k\u00e9o d\u00e0i <\/span><b>10\u201320 n\u0103m<\/b><span style=\"font-weight: 400;\">. C\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng \u1ed5n \u0111\u1ecbnh, kh\u00f4ng gi\u1ea3m m\u1ea1nh theo th\u1eddi gian s\u1eed d\u1ee5ng.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> D\u00f9 an to\u00e0n h\u01a1n radium, tritium v\u1eabn l\u00e0 ch\u1ea5t <\/span><b>c\u00f3 t\u00ednh ph\u00f3ng x\u1ea1 nh\u1eb9<\/b><span style=\"font-weight: 400;\">, n\u00ean ch\u1ec9 \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng trong gi\u1edbi h\u1ea1n nh\u1ea5t \u0111\u1ecbnh, th\u01b0\u1eddng d\u00f9ng tr\u00ean <\/span><b>\u0111\u1ed3ng h\u1ed3 d\u1ea1 quang qu\u00e2n \u0111\u1ed9i, \u0111\u1ed3ng h\u1ed3 chi\u1ebfn thu\u1eadt ho\u1eb7c diving watch chuy\u00ean d\u1ee5ng<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Th\u01b0\u01a1ng hi\u1ec7u ti\u00eau bi\u1ec3u:<\/b><span style=\"font-weight: 400;\"> Luminox, Marathon, Traser, Ball Watch\u2026<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-09.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-09-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-09-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504022 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-09.jpg\" alt=\"da-quang-09\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-09.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-09-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-09-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h4 style=\"text-align: justify;\"><b>D\u1ea1 quang Super-LumiNova (Th\u1ee5y S\u0129)<\/b><\/h4>\n<p style=\"text-align: justify;\"><b>Ngu\u1ed3n g\u1ed1c:<\/b><span style=\"font-weight: 400;\"> Ph\u00e1t tri\u1ec3n b\u1edfi <\/span><b>c\u00f4ng ty RC Tritec AG (Th\u1ee5y S\u0129)<\/b><span style=\"font-weight: 400;\"> v\u00e0o cu\u1ed1i th\u1eadp ni\u00ean 1990.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Th\u00e0nh ph\u1ea7n ch\u00ednh:<\/b> <b>Stronti aluminat (SrAl\u2082O\u2084)<\/b><span style=\"font-weight: 400;\"> \u2013 h\u1ee3p ch\u1ea5t phi ph\u00f3ng x\u1ea1 c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 ph\u00e1t s\u00e1ng m\u1ea1nh.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u01afu \u0111i\u1ec3m: <\/b><span style=\"font-weight: 400;\">Ho\u00e0n to\u00e0n <\/span><b>an to\u00e0n, th\u00e2n thi\u1ec7n m\u00f4i tr\u01b0\u1eddng<\/b><span style=\"font-weight: 400;\">. <\/span><b>\u0110\u1ed9 s\u00e1ng m\u1ea1nh g\u1ea5p 10 l\u1ea7n<\/b><span style=\"font-weight: 400;\"> k\u1ebdm sulfua truy\u1ec1n th\u1ed1ng. C\u00f3 th\u1ec3 <\/span><b>s\u1ea1c l\u1ea1i v\u00f4 h\u1ea1n l\u1ea7n<\/b><span style=\"font-weight: 400;\"> b\u1eb1ng \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean ho\u1eb7c nh\u00e2n t\u1ea1o. M\u00e0u ph\u00e1t s\u00e1ng \u0111a d\u1ea1ng: xanh l\u00e1, xanh lam, tr\u1eafng, v\u00e0ng, cam\u2026<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/b><span style=\"font-weight: 400;\"> C\u1ea7n \u201cs\u1ea1c\u201d \u00e1nh s\u00e1ng \u0111\u1ec3 ph\u00e1t s\u00e1ng, \u0111\u1ed9 s\u00e1ng gi\u1ea3m d\u1ea7n sau v\u00e0i gi\u1edd.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u1ee8ng d\u1ee5ng:<\/b><span style=\"font-weight: 400;\"> R\u1ea5t ph\u1ed5 bi\u1ebfn tr\u00ean \u0111\u1ed3ng h\u1ed3 Th\u1ee5y S\u0129 nh\u01b0 <\/span><b>Omega, Rolex, Longines, Tissot, TAG Heuer<\/b><span style=\"font-weight: 400;\">, v\u00e0 nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u cao c\u1ea5p kh\u00e1c.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-10.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-10-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-10-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504023 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-10.jpg\" alt=\"da-quang-10\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-10.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-10-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-10-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h4 style=\"text-align: justify;\"><b>LumiBrite (Nh\u1eadt B\u1ea3n)<\/b><\/h4>\n<p style=\"text-align: justify;\"><b>Ngu\u1ed3n g\u1ed1c:<\/b><span style=\"font-weight: 400;\"> Ph\u00e1t tri\u1ec3n \u0111\u1ed9c quy\u1ec1n b\u1edfi <\/span><b>Seiko<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>Th\u00e0nh ph\u1ea7n:<\/b><span style=\"font-weight: 400;\"> D\u1ef1a tr\u00ean nguy\u00ean l\u00fd t\u01b0\u01a1ng t\u1ef1 Super-LumiNova, s\u1eed d\u1ee5ng h\u1ee3p ch\u1ea5t <\/span><b>stronti aluminat c\u1ea3i ti\u1ebfn<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u01afu \u0111i\u1ec3m: Kh\u00f4ng ch\u1ee9a ph\u00f3ng x\u1ea1<\/b><span style=\"font-weight: 400;\">, ho\u00e0n to\u00e0n an to\u00e0n cho ng\u01b0\u1eddi d\u00f9ng. <\/span><b>Ph\u00e1t s\u00e1ng m\u1ea1nh h\u01a1n v\u00e0 l\u00e2u h\u01a1n<\/b><span style=\"font-weight: 400;\"> Super-LumiNova trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n s\u1ea1c. Sau khi s\u1ea1c \u0111\u1ea7y, c\u00f3 th\u1ec3 ph\u00e1t s\u00e1ng <\/span><b>t\u1eeb 6\u20138 gi\u1edd<\/b><span style=\"font-weight: 400;\">, ph\u00f9 h\u1ee3p cho c\u00e1c m\u1eabu \u0111\u1ed3ng h\u1ed3 l\u1eb7n chuy\u00ean nghi\u1ec7p.<\/span><\/p>\n<p style=\"text-align: justify;\"><b>\u1ee8ng d\u1ee5ng:<\/b><span style=\"font-weight: 400;\"> Xu\u1ea5t hi\u1ec7n tr\u00ean nhi\u1ec1u d\u00f2ng \u0111\u1ed3ng h\u1ed3 <\/span><b>Seiko Prospex, Citizen, Orient<\/b><span style=\"font-weight: 400;\">\u2026 v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i d\u1ea1 quang t\u1ed1t nh\u1ea5t th\u1ebf gi\u1edbi.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-11.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-11-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-11-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504024 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-11.jpg\" alt=\"da-quang-11\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-11.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-11-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-11-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>D\u1ea1 quang \u0111\u1ed3ng h\u1ed3 s\u00e1ng \u0111\u01b0\u1ee3c bao l\u00e2u?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">Th\u1eddi gian ph\u00e1t s\u00e1ng c\u1ee7a l\u1edbp ph\u1ee7 ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1: <\/span><b>lo\u1ea1i v\u1eadt li\u1ec7u<\/b><span style=\"font-weight: 400;\">, <\/span><b>c\u01b0\u1eddng \u0111\u1ed9 s\u1ea1c \u00e1nh s\u00e1ng<\/b><span style=\"font-weight: 400;\">, v\u00e0 <\/span><b>m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng<\/b><span style=\"font-weight: 400;\">.<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">V\u1edbi <\/span><b>Super-LumiNova<\/b><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><b>LumiBrite<\/b><span style=\"font-weight: 400;\">, th\u1eddi gian ph\u00e1t s\u00e1ng trung b\u00ecnh <\/span><b>5\u20138 gi\u1edd<\/b><span style=\"font-weight: 400;\">, trong \u0111\u00f3 \u0111\u1ed9 s\u00e1ng m\u1ea1nh nh\u1ea5t trong 30 ph\u00fat \u0111\u1ea7u r\u1ed3i gi\u1ea3m d\u1ea7n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Tritium<\/b><span style=\"font-weight: 400;\"> \u0111\u1eb7c bi\u1ec7t h\u01a1n: n\u00f3 <\/span><b>ph\u00e1t s\u00e1ng li\u00ean t\u1ee5c su\u1ed1t 10\u201320 n\u0103m<\/b><span style=\"font-weight: 400;\"> m\u00e0 kh\u00f4ng c\u1ea7n \u00e1nh s\u00e1ng s\u1ea1c, nh\u1edd ph\u1ea3n \u1ee9ng ph\u00f3ng x\u1ea1 t\u1ef1 nhi\u00ean.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u1ea1c ho\u1eb7c s\u1eed d\u1ee5ng l\u00e2u n\u0103m (5\u201310 n\u0103m), l\u1edbp d\u1ea1 quang c\u00f3 th\u1ec3 <\/span><b>gi\u1ea3m hi\u1ec7u su\u1ea5t<\/b><span style=\"font-weight: 400;\">, d\u1eabn \u0111\u1ebfn \u00e1nh s\u00e1ng y\u1ebfu ho\u1eb7c m\u1edd nhanh h\u01a1n.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 s\u00e1ng t\u1ed1i \u01b0u, ng\u01b0\u1eddi d\u00f9ng n\u00ean th\u01b0\u1eddng xuy\u00ean \u201cn\u1ea1p\u201d \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean cho \u0111\u1ed3ng h\u1ed3, tr\u00e1nh \u0111\u1ec3 l\u00e2u trong m\u00f4i tr\u01b0\u1eddng t\u1ed1i ho\u00e0n to\u00e0n.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-12.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-12-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-12-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504025 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-12.jpg\" alt=\"da-quang-12\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-12.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-12-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-12-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h3 style=\"text-align: justify;\"><b>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 s\u1ea1c d\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3?<\/b><\/h3>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">S\u1ea1c d\u1ea1 quang th\u1ef1c ch\u1ea5t l\u00e0 <\/span><b>qu\u00e1 tr\u00ecnh h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng<\/b><span style=\"font-weight: 400;\"> c\u1ee7a v\u1eadt li\u1ec7u ph\u00e1t quang. C\u00e1ch th\u1ef1c hi\u1ec7n r\u1ea5t \u0111\u01a1n gi\u1ea3n:<\/span><\/p>\n<ul style=\"text-align: justify;\">\n<li style=\"font-weight: 400;\"><b>\u0110\u1eb7t \u0111\u1ed3ng h\u1ed3 d\u01b0\u1edbi \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean (m\u1eb7t tr\u1eddi)<\/b><span style=\"font-weight: 400;\"> trong kho\u1ea3ng <\/span><b>5\u201310 ph\u00fat<\/b><span style=\"font-weight: 400;\"> tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng v\u00e0o ban \u0111\u00eam. \u00c1nh s\u00e1ng m\u1eb7t tr\u1eddi ch\u1ee9a nhi\u1ec1u tia c\u1ef1c t\u00edm (UV) gi\u00fap <\/span><b>k\u00edch ho\u1ea1t m\u1ea1nh m\u1ebd<\/b><span style=\"font-weight: 400;\"> l\u1edbp ph\u1ee7, cho \u0111\u1ed9 s\u00e1ng r\u00f5 v\u00e0 b\u1ec1n h\u01a1n.<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">N\u1ebfu kh\u00f4ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n s\u1ea1c b\u1eb1ng \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng <\/span><b>\u0111\u00e8n LED, \u0111\u00e8n hu\u1ef3nh quang ho\u1eb7c \u0111\u00e8n pin UV<\/b><span style=\"font-weight: 400;\"> chi\u1ebfu tr\u1ef1c ti\u1ebfp v\u00e0o m\u1eb7t \u0111\u1ed3ng h\u1ed3 trong <\/span><b>5\u201315 ph\u00fat<\/b><span style=\"font-weight: 400;\">. \u0110\u00e2y l\u00e0 c\u00e1ch n\u1ea1p s\u00e1ng nhanh v\u00e0 hi\u1ec7u qu\u1ea3 trong nh\u00e0.<\/span><\/li>\n<li style=\"font-weight: 400;\"><b>Tr\u00e1nh s\u1eed d\u1ee5ng ngu\u1ed3n nhi\u1ec7t ho\u1eb7c \u00e1nh s\u00e1ng qu\u00e1 m\u1ea1nh<\/b><span style=\"font-weight: 400;\"> (nh\u01b0 \u0111\u00e8n halogen ho\u1eb7c \u0111\u00e8n s\u1ee3i \u0111\u1ed1t), v\u00ec nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 <\/span><b>l\u00e0m h\u1ecfng m\u1eb7t k\u00ednh ho\u1eb7c l\u1edbp ph\u1ee7.<\/b><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">Khi kh\u00f4ng s\u1eed d\u1ee5ng, n\u00ean <\/span><b>b\u1ea3o qu\u1ea3n \u0111\u1ed3ng h\u1ed3 \u1edf n\u01a1i c\u00f3 \u00e1nh s\u00e1ng nh\u1eb9<\/b><span style=\"font-weight: 400;\">, tr\u00e1nh \u0111\u1ec3 trong h\u1ed9p k\u00edn ho\u00e0n to\u00e0n t\u1ed1i qu\u00e1 l\u00e2u. Vi\u1ec7c n\u00e0y gi\u00fap <\/span><b>duy tr\u00ec ho\u1ea1t t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u ph\u00e1t quang<\/b><span style=\"font-weight: 400;\"> v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a l\u1edbp ph\u1ee7.<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\">M\u1ed9t m\u1eb9o nh\u1ecf: N\u1ebfu b\u1ea1n chu\u1ea9n b\u1ecb \u0111i d\u00e3 ngo\u1ea1i, du l\u1ecbch ho\u1eb7c l\u1eb7n \u0111\u00eam, h\u00e3y <\/span><b>\u201cs\u1ea1c\u201d \u0111\u1ed3ng h\u1ed3 tr\u01b0\u1edbc khi kh\u1edfi h\u00e0nh<\/b><span style=\"font-weight: 400;\">. Khi \u0111\u00f3, d\u1ea1 quang s\u1ebd \u0111\u1ea1t <\/span><b>\u0111\u1ed9 s\u00e1ng t\u1ed1i \u0111a<\/b><span style=\"font-weight: 400;\">, gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng quan s\u00e1t th\u1eddi gian trong b\u00f3ng t\u1ed1i su\u1ed1t nhi\u1ec1u gi\u1edd li\u1ec1n.<\/span><\/p>\n<p style=\"text-align: justify;\"><picture><source srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-13.jpg.webp 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-13-300x200.jpg.webp 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/webp-express\/webp-images\/uploads\/2025\/11\/da-quang-13-768x512.jpg.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" type=\"image\/webp\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-504026 webpexpress-processed\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-13.jpg\" alt=\"da-quang-13\" width=\"800\" height=\"533\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-13.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-13-300x200.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-13-768x512.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\"><\/picture><\/p>\n<h2 style=\"text-align: justify;\"><b>T\u1ea1m k\u1ebft<\/b><\/h2>\n<p style=\"text-align: justify;\"><span style=\"font-weight: 400;\"><strong>D\u1ea1 quang<\/strong> kh\u00f4ng ch\u1ec9 l\u00e0 chi ti\u1ebft nh\u1ecf tr\u00ean m\u1eb7t \u0111\u1ed3ng h\u1ed3 m\u00e0 c\u00f2n l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng c\u1ee7a <\/span><b>c\u00f4ng ngh\u1ec7 v\u00e0 t\u00ednh ti\u1ec7n d\u1ee5ng<\/b><span style=\"font-weight: 400;\">. T\u1eeb v\u1eadt li\u1ec7u c\u1ed5 \u0111i\u1ec3n nh\u01b0 radium, tritium \u0111\u1ebfn c\u00e1c h\u1ee3p ch\u1ea5t an to\u00e0n hi\u1ec7n \u0111\u1ea1i nh\u01b0 Super-LumiNova hay LumiBrite, d\u1ea1 quang ng\u00e0y nay \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn \u0111\u1ed9 ho\u00e0n thi\u1ec7n cao, v\u1eeba \u0111\u1eb9p m\u1eaft v\u1eeba h\u1eefu \u00edch. Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf, c\u00e1ch s\u1eed d\u1ee5ng v\u00e0 b\u1ea3o qu\u1ea3n s\u1ebd gi\u00fap b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a \u01b0u \u0111i\u1ec3m c\u1ee7a t\u00ednh n\u0103ng n\u00e0y, \u0111\u1ec3 chi\u1ebfc \u0111\u1ed3ng h\u1ed3 lu\u00f4n s\u00e1ng r\u00f5 trong m\u1ecdi ho\u00e0n c\u1ea3nh.<\/span><\/p>\n<p style=\"text-align: justify;\"><strong>XEM TH\u00caM:<\/strong><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/dong-ho-movado\/\">\u0110\u1ed3ng h\u1ed3 Movado c\u1ee7a n\u01b0\u1edbc n\u00e0o, c\u00f3 t\u1ed1t kh\u00f4ng? Review chi ti\u1ebft<\/a><\/strong><\/p>\n<p><strong><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/y-nghia-tang-dong-ho\/\">T\u1eb7ng \u0111\u1ed3ng h\u1ed3 cho ng\u01b0\u1eddi kh\u00e1c c\u00f3 \u00fd ngh\u0129a g\u00ec? Khi n\u00e0o n\u00ean t\u1eb7ng \u0111\u1ed3ng h\u1ed3?<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u1ea1 quang l\u00e0 m\u1ed9t trong nh\u1eefng chi ti\u1ebft nh\u1ecf nh\u01b0ng mang l\u1ea1i gi\u00e1 tr\u1ecb l\u1edbn tr\u00ean \u0111\u1ed3ng h\u1ed3, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi nh\u1eefng ai th\u01b0\u1eddng xuy\u00ean di chuy\u1ec3n ho\u1eb7c l\u00e0m vi\u1ec7c trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng. T\u1eeb c\u00e1c m\u1eabu \u0111\u1ed3ng h\u1ed3 th\u1ec3 thao, l\u1eb7n bi\u1ec3n cho \u0111\u1ebfn \u0111\u1ed3ng h\u1ed3 cao c\u1ea5p, l\u1edbp ph\u1ee7 d\u1ea1 quang [&hellip;]<\/p>\n","protected":false},"author":113,"featured_media":504027,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29235,3910,30453],"tags":[],"class_list":["post-504013","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha","category-kien-thuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.2 (Yoast SEO v24.2) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>D\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, l\u00e0m t\u1eeb \u0111\u00e2u? Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng?<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u d\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u0111\u00e2u, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1ch s\u1ea1c \u0111\u00fang gi\u00fap \u0111\u1ed3ng h\u1ed3 ph\u00e1t s\u00e1ng r\u00f5 trong b\u00f3ng t\u1ed1i.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hoanghamobile.com\/tin-tuc\/da-quang\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, l\u00e0m t\u1eeb \u0111\u00e2u? Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng?\" \/>\n<meta property=\"og:description\" content=\"T\u00ecm hi\u1ec3u d\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u0111\u00e2u, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1ch s\u1ea1c \u0111\u00fang gi\u00fap \u0111\u1ed3ng h\u1ed3 ph\u00e1t s\u00e1ng r\u00f5 trong b\u00f3ng t\u1ed1i.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/da-quang\/\" \/>\n<meta property=\"og:site_name\" content=\"Tin t\u1ee9c c\u00f4ng ngh\u1ec7 - HoangHaMobile\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hoanghamobilecom\" \/>\n<meta property=\"article:published_time\" content=\"2025-11-06T04:58:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2025\/11\/da-quang-thumbnail.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"628\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Nguy\u1ec5n L\u00e2m Oanh\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nguy\u1ec5n L\u00e2m Oanh\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"14 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/da-quang\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/da-quang\/\"},\"author\":{\"name\":\"Nguy\u1ec5n L\u00e2m Oanh\",\"@id\":\"https:\/\/hoanghamobile.com\/tin-tuc\/#\/schema\/person\/e2da5c62c25607002135e64d8a6ccd66\"},\"headline\":\"D\u1ea1 quang tr\u00ean \u0111\u1ed3ng h\u1ed3 l\u00e0 g\u00ec, l\u00e0m t\u1eeb \u0111\u00e2u? 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