{"id":584807,"date":"2026-08-17T10:00:42","date_gmt":"2026-08-17T03:00:42","guid":{"rendered":"https:\/\/hoanghamobile.com\/tin-tuc\/?p=584807"},"modified":"2026-08-17T10:00:42","modified_gmt":"2026-08-17T03:00:42","slug":"tieu-cu-la-gi","status":"publish","type":"post","link":"https:\/\/hoanghamobile.com\/tin-tuc\/tieu-cu-la-gi\/","title":{"rendered":"Ti\u00eau C\u1ef1 L\u00e0 G\u00ec? C\u00e1ch Ch\u1ecdn Ti\u00eau C\u1ef1 Ch\u1ee5p \u1ea2nh Chu\u1ea9n"},"content":{"rendered":"<p><strong>Ti\u00eau c\u1ef1 l\u00e0 g\u00ec?<\/strong> \u0110\u00e2y l\u00e0 kho\u1ea3ng c\u00e1ch (mm) t\u1eeb t\u00e2m quang h\u1ecdc \u1ed1ng k\u00ednh t\u1edbi c\u1ea3m bi\u1ebfn khi l\u1ea5y n\u00e9t \u1edf v\u00f4 c\u1ef1c, quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn v\u00e0 m\u1ee9c ph\u00f3ng \u0111\u1ea1i c\u1ee7a \u1ea3nh. Ti\u00eau c\u1ef1 c\u00e0ng ng\u1eafn, khung h\u00ecnh thu \u0111\u01b0\u1ee3c c\u00e0ng nhi\u1ec1u c\u1ea3nh; ti\u00eau c\u1ef1 c\u00e0ng d\u00e0i, ch\u1ee7 th\u1ec3 \u1edf xa c\u00e0ng \u0111\u01b0\u1ee3c k\u00e9o g\u1ea7n l\u1ea1i. N\u1ebfu b\u1ea1n t\u1eebng th\u1eafc m\u1eafc v\u00ec sao camera \u0111i\u1ec7n tho\u1ea1i ghi &#8220;24mm&#8221; d\u00f9 \u1ed1ng k\u00ednh v\u1eadt l\u00fd ch\u1ec9 d\u00e0i v\u00e0i milimet, hay n\u00ean ch\u1ecdn g\u00f3c n\u00e0o \u0111\u1ec3 ch\u1ee5p ch\u00e2n dung, phong c\u1ea3nh, \u0111\u1ed3 \u0103n cho \u0111\u1eb9p, b\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n v\u1eadn d\u1ee5ng ti\u00eau c\u1ef1 v\u00e0o t\u1eebng t\u00ecnh hu\u1ed1ng c\u1ee5 th\u1ec3.<\/p>\n<h2>Ti\u00eau c\u1ef1 l\u00e0 g\u00ec?<\/h2>\n<p>Ti\u00eau c\u1ef1 (ti\u1ebfng Anh: focal length) l\u00e0 kho\u1ea3ng c\u00e1ch t\u1eeb t\u00e2m quang h\u1ecdc c\u1ee7a \u1ed1ng k\u00ednh \u0111\u1ebfn c\u1ea3m bi\u1ebfn (ho\u1eb7c phim) khi \u1ed1ng k\u00ednh l\u1ea5y n\u00e9t \u1edf v\u00f4 c\u1ef1c, \u0111o b\u1eb1ng milimet (mm). \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt in tr\u00ean th\u00e2n \u1ed1ng k\u00ednh, v\u00ed d\u1ee5 24mm, 50mm hay 200mm.<\/p>\n<p>Nguy\u00ean t\u1eafc chung r\u1ea5t \u0111\u01a1n gi\u1ea3n: <strong>ti\u00eau c\u1ef1 c\u00e0ng ng\u1eafn th\u00ec g\u00f3c nh\u00ecn c\u00e0ng r\u1ed9ng<\/strong>, thu \u0111\u01b0\u1ee3c nhi\u1ec1u c\u1ea3nh v\u00e0o khung h\u00ecnh; <strong>ti\u00eau c\u1ef1 c\u00e0ng d\u00e0i th\u00ec g\u00f3c nh\u00ecn c\u00e0ng h\u1eb9p<\/strong>, \u0111\u1ed3ng th\u1eddi ph\u00f3ng \u0111\u1ea1i ch\u1ee7 th\u1ec3 \u1edf xa. \u1ed0ng k\u00ednh ti\u00eau c\u1ef1 c\u1ed1 \u0111\u1ecbnh (fix\/prime) ch\u1ec9 c\u00f3 m\u1ed9t con s\u1ed1 duy nh\u1ea5t, trong khi \u1ed1ng k\u00ednh zoom cho d\u1ea3i ti\u00eau c\u1ef1 thay \u0111\u1ed5i, v\u00ed d\u1ee5 24-70mm. Tr\u00ean \u0111i\u1ec7n tho\u1ea1i, m\u1ed7i camera trong c\u1ee5m \u0111a camera th\u01b0\u1eddng mang m\u1ed9t ti\u00eau c\u1ef1 kh\u00e1c nhau &#8211; \u0111\u00e2y c\u0169ng l\u00e0 l\u00fd do m\u00e1y c\u00f3 2-4 camera sau.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-584811\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-1.jpg\" alt=\"tieu-cu-la-gi-1\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-1.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-1-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-1-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Ti\u00eau c\u1ef1 \u1ea3nh h\u01b0\u1edfng th\u1ebf n\u00e0o \u0111\u1ebfn b\u1ee9c \u1ea3nh<\/h2>\n<p>C\u00f9ng m\u1ed9t ch\u1ee7 th\u1ec3, \u0111\u1ed5i ti\u00eau c\u1ef1 s\u1ebd \u0111\u1ed5i h\u1eb3n c\u00e1ch b\u1ee9c \u1ea3nh &#8220;k\u1ec3 chuy\u1ec7n&#8221; &#8211; t\u1eeb g\u00f3c nh\u00ecn, ph\u1ed1i c\u1ea3nh cho t\u1edbi \u0111\u1ed9 x\u00f3a ph\u00f4ng.<\/p>\n<p>V\u1ec1 <strong>g\u00f3c nh\u00ecn<\/strong>, ti\u00eau c\u1ef1 ng\u1eafn thu \u0111\u01b0\u1ee3c nhi\u1ec1u c\u1ea3nh v\u00e0o khung; ti\u00eau c\u1ef1 d\u00e0i ch\u1ec9 l\u1ea5y m\u1ed9t ph\u1ea7n nh\u1ecf nh\u01b0ng ph\u00f3ng to ch\u1ee7 th\u1ec3. V\u1ec1 <strong>ph\u1ed1i c\u1ea3nh<\/strong>, \u1ed1ng g\u00f3c r\u1ed9ng khi\u1ebfn v\u1eadt g\u1ea7n tr\u00f4ng to b\u1ea5t th\u01b0\u1eddng so v\u1edbi v\u1eadt xa; ng\u01b0\u1ee3c l\u1ea1i \u1ed1ng tele &#8220;n\u00e9n&#8221; c\u00e1c l\u1edbp c\u1ea3nh l\u1ea1i g\u1ea7n nhau &#8211; hi\u1ec7u \u1ee9ng hay th\u1ea5y \u1edf \u1ea3nh ch\u00e2n dung ch\u1ee5p b\u1eb1ng ti\u00eau c\u1ef1 d\u00e0i.<\/p>\n<p>V\u1ec1 <strong>\u0111\u1ed9 s\u00e2u tr\u01b0\u1eddng \u1ea3nh v\u00e0 x\u00f3a ph\u00f4ng<\/strong>, ti\u00eau c\u1ef1 d\u00e0i k\u1ebft h\u1ee3p kho\u1ea3ng c\u00e1ch g\u1ea7n ch\u1ee7 th\u1ec3 t\u1ea1o h\u1eadu c\u1ea3nh m\u1edd (bokeh) d\u1ec5 h\u01a1n ti\u00eau c\u1ef1 ng\u1eafn, v\u00ec g\u00f3c nh\u00ecn h\u1eb9p l\u00e0m n\u1ec1n b\u1ecb ph\u00f3ng \u0111\u1ea1i v\u00e0 nh\u00f2e. \u0110\u00f3 l\u00e0 l\u00fd do camera tele ho\u1eb7c camera &#8220;ch\u00e2n dung&#8221; tr\u00ean \u0111i\u1ec7n tho\u1ea1i th\u01b0\u1eddng cho \u1ea3nh x\u00f3a ph\u00f4ng m\u01b0\u1ee3t h\u01a1n camera g\u00f3c si\u00eau r\u1ed9ng.<\/p>\n<h2>B\u1ea3ng d\u1ea3i ti\u00eau c\u1ef1 v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n<p>M\u1ed7i d\u1ea3i ti\u00eau c\u1ef1 ph\u00f9 h\u1ee3p v\u1edbi m\u1ed9t ki\u1ec3u \u1ea3nh kh\u00e1c nhau, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng b\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y l\u00e0m tham chi\u1ebfu nhanh khi ch\u1ecdn \u1ed1ng k\u00ednh ho\u1eb7c camera tr\u00ean \u0111i\u1ec7n tho\u1ea1i.<\/p>\n<table>\n<thead>\n<tr>\n<th>D\u1ea3i ti\u00eau c\u1ef1<\/th>\n<th>Lo\u1ea1i<\/th>\n<th>Ph\u00f9 h\u1ee3p ch\u1ee5p<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Kho\u1ea3ng 13mm<\/td>\n<td>Si\u00eau r\u1ed9ng (ultra-wide)<\/td>\n<td>Kh\u00f4ng gian h\u1eb9p, ki\u1ebfn tr\u00fac, b\u1ea7u tr\u1eddi sao, video h\u00e0nh \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td>24 &#8211; 26mm<\/td>\n<td>G\u00f3c r\u1ed9ng<\/td>\n<td>Phong c\u1ea3nh, du l\u1ecbch, \u1ea3nh nh\u00f3m \u0111\u00f4ng ng\u01b0\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>35 &#8211; 50mm<\/td>\n<td>Ti\u00eau chu\u1ea9n<\/td>\n<td>\u0110\u1eddi th\u01b0\u1eddng, \u0111\u01b0\u1eddng ph\u1ed1, khung h\u00ecnh g\u1ea7n m\u1eaft ng\u01b0\u1eddi<\/td>\n<\/tr>\n<tr>\n<td>70 &#8211; 85mm<\/td>\n<td>Ch\u00e2n dung<\/td>\n<td>Ch\u00e2n dung c\u1eadn m\u1eb7t, x\u00f3a ph\u00f4ng, s\u1ea3n ph\u1ea9m<\/td>\n<\/tr>\n<tr>\n<td>T\u1eeb 120mm tr\u1edf l\u00ean<\/td>\n<td>Tele<\/td>\n<td>Th\u1ec3 thao, \u0111\u1ed9ng v\u1eadt, s\u1ef1 ki\u1ec7n \u1edf xa, m\u1eb7t tr\u0103ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>V\u1edbi \u1ea3nh <strong>\u0111\u1ed3 \u0103n<\/strong>, ti\u00eau c\u1ef1 ti\u00eau chu\u1ea9n \u0111\u1ebfn h\u01a1i d\u00e0i (50-85mm) th\u01b0\u1eddng \u0111\u1eb9p h\u01a1n g\u00f3c si\u00eau r\u1ed9ng v\u00ec g\u00f3c r\u1ed9ng d\u1ec5 l\u00e0m m\u00f3n \u0103n \u1edf r\u00eca khung h\u00ecnh b\u1ecb m\u00e9o. V\u1edbi \u1ea3nh <strong>du l\u1ecbch<\/strong>, n\u00ean linh ho\u1ea1t c\u1ea3 ba d\u1ea3i: g\u00f3c r\u1ed9ng cho to\u00e0n c\u1ea3nh, ti\u00eau chu\u1ea9n cho kho\u1ea3nh kh\u1eafc \u0111\u1eddi th\u01b0\u1eddng, tele khi c\u1ea7n &#8220;k\u00e9o&#8221; chi ti\u1ebft \u1edf xa l\u1ea1i g\u1ea7n.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-584813\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-4.jpg\" alt=\"tieu-cu-la-gi-4\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-4.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-4-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-4-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 35mm (crop factor) l\u00e0 g\u00ec?<\/h2>\n<p>\u0110\u00e2y l\u00e0 ph\u1ea7n nhi\u1ec1u ng\u01b0\u1eddi hay nh\u1ea7m l\u1eabn nh\u1ea5t: v\u00ec sao th\u00f4ng s\u1ed1 camera ghi &#8220;24mm&#8221; trong khi \u1ed1ng k\u00ednh v\u1eadt l\u00fd ch\u1ec9 d\u00e0i v\u00e0i milimet?<\/p>\n<p>Ti\u00eau c\u1ef1 th\u1eadt ph\u1ee5 thu\u1ed9c thi\u1ebft k\u1ebf quang h\u1ecdc, c\u00f2n g\u00f3c nh\u00ecn c\u1ea3m nh\u1eadn l\u1ea1i ph\u1ee5 thu\u1ed9c th\u00eam k\u00edch th\u01b0\u1edbc c\u1ea3m bi\u1ebfn. C\u1ea3m bi\u1ebfn \u0111i\u1ec7n tho\u1ea1i nh\u1ecf h\u01a1n c\u1ea3m bi\u1ebfn full-frame r\u1ea5t nhi\u1ec1u l\u1ea7n, n\u00ean c\u00f9ng m\u1ed9t ti\u00eau c\u1ef1 v\u1eadt l\u00fd, c\u1ea3m bi\u1ebfn nh\u1ecf s\u1ebd &#8220;c\u1eaft&#8221; l\u1ea5y ph\u1ea7n \u1ea3nh nh\u1ecf h\u01a1n, t\u1ea1o c\u1ea3m gi\u00e1c g\u00f3c nh\u00ecn h\u1eb9p h\u01a1n. \u0110\u1ec3 d\u1ec5 so s\u00e1nh gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb, nh\u00e0 s\u1ea3n xu\u1ea5t quy \u0111\u1ed5i sang <strong>ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng full-frame (35mm)<\/strong> &#8211; \u0111\u00e2y ch\u00ednh l\u00e0 con s\u1ed1 &#8220;24mm&#8221;, &#8220;48mm&#8221; hay &#8220;120mm&#8221; ghi tr\u00ean th\u00f4ng s\u1ed1 camera.<\/p>\n<p>N\u00f3i c\u00e1ch kh\u00e1c, &#8220;24mm t\u01b0\u01a1ng \u0111\u01b0\u01a1ng&#8221; ngh\u0129a l\u00e0 g\u00f3c nh\u00ecn camera \u0111\u00f3 gi\u1ed1ng \u1ed1ng k\u00ednh 24mm g\u1eafn tr\u00ean m\u00e1y full-frame, d\u00f9 ti\u00eau c\u1ef1 v\u1eadt l\u00fd th\u1ef1c t\u1ebf nh\u1ecf h\u01a1n nhi\u1ec1u. Hi\u1ec3u kh\u00e1i ni\u1ec7m n\u00e0y gi\u00fap b\u1ea1n so s\u00e1nh camera gi\u1eefa c\u00e1c d\u00f2ng m\u00e1y ch\u00ednh x\u00e1c h\u01a1n, thay v\u00ec ch\u1ec9 nh\u00ecn v\u00e0o s\u1ed1 ch\u1ea5m c\u1ea3m bi\u1ebfn (MP).<\/p>\n<h2>Zoom quang &#8211; zoom lai &#8211; zoom s\u1ed1 tr\u00ean \u0111i\u1ec7n tho\u1ea1i kh\u00e1c nhau th\u1ebf n\u00e0o<\/h2>\n<p>Ba ki\u1ec3u zoom n\u00e0y cho ch\u1ea5t l\u01b0\u1ee3ng \u1ea3nh r\u1ea5t kh\u00e1c nhau, d\u00f9 c\u00f9ng hi\u1ec3n th\u1ecb m\u1ed9t con s\u1ed1 &#8220;x&#8221; tr\u00ean m\u00e0n h\u00ecnh.<\/p>\n<p><strong>Zoom quang<\/strong> \u0111\u1ebfn t\u1eeb vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c camera v\u1eadt l\u00fd c\u00f3 ti\u00eau c\u1ef1 kh\u00e1c nhau, n\u00ean \u1ea3nh gi\u1eef chi ti\u1ebft g\u1ea7n nh\u01b0 nguy\u00ean v\u1eb9n. <strong>Zoom lai<\/strong> k\u1ebft h\u1ee3p d\u1eef li\u1ec7u nhi\u1ec1u camera c\u00f9ng thu\u1eadt to\u00e1n gh\u00e9p \u1ea3nh, ch\u1ea5t l\u01b0\u1ee3ng v\u1eabn kh\u00e1 t\u1ed1t \u1edf m\u1ee9c v\u1eeba ph\u1ea3i. <strong>Zoom s\u1ed1<\/strong> ch\u1ec9 ph\u00f3ng to, c\u1eaft \u1ea3nh t\u1eeb m\u1ed9t camera, kh\u00f4ng thu th\u00eam chi ti\u1ebft th\u1eadt &#8211; c\u00e0ng cao c\u00e0ng d\u1ec5 v\u1ee1 h\u1ea1t.<\/p>\n<p>Khi m\u1ee9c zoom v\u01b0\u1ee3t xa ti\u00eau c\u1ef1 tele quang h\u1ecdc (v\u00ed d\u1ee5 3x l\u00ean 10x, 30x), ph\u1ea7n v\u01b0\u1ee3t qu\u00e1 g\u1ea7n nh\u01b0 ch\u1eafc ch\u1eafn l\u00e0 zoom s\u1ed1. \u01afu ti\u00ean ch\u1ee5p trong kho\u1ea3ng zoom quang, ho\u1eb7c l\u00f9i l\u1ea1i g\u1ea7n ch\u1ee7 th\u1ec3 h\u01a1n \u0111\u1ec3 c\u00f3 \u1ea3nh n\u00e9t h\u01a1n.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-584810\" src=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-2.jpg\" alt=\"tieu-cu-la-gi-2\" width=\"800\" height=\"450\" srcset=\"https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-2.jpg 800w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-2-300x169.jpg 300w, https:\/\/hoanghamobile.com\/tin-tuc\/wp-content\/uploads\/2026\/08\/tieu-cu-la-gi-2-768x432.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>Ch\u1ecdn ti\u00eau c\u1ef1\/ch\u1ebf \u0111\u1ed9 ch\u1ee5p theo nhu c\u1ea7u<\/h2>\n<p>Kh\u00f4ng c\u00f3 ti\u00eau c\u1ef1 &#8220;\u0111\u00fang&#8221; tuy\u1ec7t \u0111\u1ed1i, ch\u1ec9 c\u00f3 ti\u00eau c\u1ef1 ph\u00f9 h\u1ee3p v\u1edbi ch\u1ee7 th\u1ec3 v\u00e0 b\u1ed1i c\u1ea3nh b\u1ea1n \u0111ang ch\u1ee5p.<\/p>\n<p>Ch\u1ee5p <strong>ch\u00e2n dung<\/strong>, \u01b0u ti\u00ean 70-85mm ho\u1eb7c camera &#8220;ch\u00e2n dung&#8221; &#8211; khu\u00f4n m\u1eb7t c\u00e2n \u0111\u1ed1i, h\u1eadu c\u1ea3nh d\u1ec5 m\u1edd. Ch\u1ee5p <strong>phong c\u1ea3nh, ki\u1ebfn tr\u00fac<\/strong>, chuy\u1ec3n sang camera g\u00f3c r\u1ed9ng\/si\u00eau r\u1ed9ng \u0111\u1ec3 thu tr\u1ecdn kh\u00f4ng gian. Ch\u1ee5p <strong>\u0111\u1ed3 \u0103n<\/strong>, d\u00f9ng ti\u00eau c\u1ef1 ti\u00eau chu\u1ea9n \u0111\u1ebfn h\u01a1i d\u00e0i, ch\u1ee5p g\u1ea7n v\u00e0 h\u01a1i ch\u1ebfch g\u00f3c \u0111\u1ec3 m\u00f3n kh\u00f4ng b\u1ecb m\u00e9o. Khi <strong>du l\u1ecbch<\/strong>, t\u1eadn d\u1ee5ng \u0111\u1ee7 camera s\u1eb5n c\u00f3: g\u00f3c r\u1ed9ng cho to\u00e0n c\u1ea3nh, ti\u00eau chu\u1ea9n cho \u0111\u1eddi th\u01b0\u1eddng, tele cho chi ti\u1ebft \u1edf xa.<\/p>\n<p>N\u1ebfu d\u00f9ng m\u00e1y \u1ea3nh r\u1eddi c\u00f3 \u1ed1ng k\u00ednh zoom, m\u1ed9t \u1ed1ng \u0111a d\u1ee5ng d\u1ea3i 24-70mm \u0111\u00e3 bao ph\u1ee7 ph\u1ea7n l\u1edbn nhu c\u1ea7u h\u00e0ng ng\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ed5i \u1ed1ng li\u00ean t\u1ee5c. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p ti\u00eau c\u1ef1 d\u00e0i v\u1edbi k\u1ef9 thu\u1eadt <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/phoi-sang-la-gi\/\">ph\u01a1i s\u00e1ng<\/a> khi ch\u1ee5p c\u1ea3nh \u0111\u00eam ho\u1eb7c v\u1ec7t s\u00e1ng chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n<h2>L\u1ed7i th\u01b0\u1eddng g\u1eb7p khi d\u00f9ng sai ti\u00eau c\u1ef1<\/h2>\n<p>V\u00e0i l\u1ed7i n\u00e0y r\u1ea5t ph\u1ed5 bi\u1ebfn, \u0111\u1eb7c bi\u1ec7t v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u ch\u1ee5p b\u1eb1ng \u0111i\u1ec7n tho\u1ea1i.<\/p>\n<p><strong>M\u00e9o m\u1eb7t khi ch\u1ee5p ch\u00e2n dung b\u1eb1ng g\u00f3c si\u00eau r\u1ed9ng<\/strong> l\u00e0 l\u1ed7i hay g\u1eb7p nh\u1ea5t: \u0111\u1ee9ng g\u1ea7n l\u1ea5y n\u00e9t b\u1eb1ng camera si\u00eau r\u1ed9ng khi\u1ebfn m\u0169i, c\u1eb1m b\u1ecb ph\u00f3ng to b\u1ea5t th\u01b0\u1eddng. C\u00e1ch kh\u1eafc ph\u1ee5c l\u00e0 l\u00f9i ra xa h\u01a1n ho\u1eb7c chuy\u1ec3n sang camera ch\u00ednh\/tele. <strong>\u1ea2nh v\u1ee1 h\u1ea1t khi k\u00e9o zoom s\u1ed1 qu\u00e1 s\u00e2u<\/strong> c\u0169ng th\u01b0\u1eddng g\u1eb7p &#8211; gi\u1ea3i ph\u00e1p l\u00e0 gi\u1edbi h\u1ea1n zoom trong kho\u1ea3ng camera tele quang h\u1ecdc h\u1ed7 tr\u1ee3. Ngo\u00e0i ra, nhi\u1ec1u ng\u01b0\u1eddi ch\u1ee5p <strong>phong c\u1ea3nh b\u1eb1ng ti\u00eau c\u1ef1 d\u00e0i<\/strong> r\u1ed3i th\u1eafc m\u1eafc sao \u1ea3nh thi\u1ebfu chi\u1ec1u s\u00e2u &#8211; th\u1ef1c ra ti\u00eau c\u1ef1 d\u00e0i n\u00e9n ph\u1ed1i c\u1ea3nh, mu\u1ed1n kh\u00f4ng gian tr\u00f4ng s\u00e2u n\u00ean quay l\u1ea1i d\u00f9ng g\u00f3c r\u1ed9ng. Nguy\u00ean t\u1eafc gi\u1eef ti\u00eau c\u1ef1 \u1ed5n \u0111\u1ecbnh n\u00e0y c\u0169ng \u00e1p d\u1ee5ng khi <a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/timelapse-la-gi\/\">quay timelapse<\/a>, v\u00ec \u0111\u1ed5i ti\u00eau c\u1ef1 gi\u1eefa ch\u1eebng s\u1ebd l\u00e0m video b\u1ecb gi\u1eadt khung h\u00ecnh.<\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 ti\u00eau c\u1ef1<\/h2>\n<h3>Ti\u00eau c\u1ef1 l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 kho\u1ea3ng c\u00e1ch (mm) t\u1eeb t\u00e2m quang h\u1ecdc \u1ed1ng k\u00ednh \u0111\u1ebfn c\u1ea3m bi\u1ebfn khi l\u1ea5y n\u00e9t \u1edf v\u00f4 c\u1ef1c, quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn v\u00e0 m\u1ee9c ph\u00f3ng \u0111\u1ea1i c\u1ee7a \u1ea3nh.<\/p>\n<h3>Ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 35mm l\u00e0 g\u00ec?<\/h3>\n<p>L\u00e0 ti\u00eau c\u1ef1 quy \u0111\u1ed5i sang g\u00f3c nh\u00ecn t\u01b0\u01a1ng \u0111\u01b0\u01a1ng tr\u00ean c\u1ea3m bi\u1ebfn full-frame, d\u00f9ng \u0111\u1ec3 so s\u00e1nh camera gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb.<\/p>\n<h3>V\u00ec sao camera \u0111i\u1ec7n tho\u1ea1i ghi ti\u00eau c\u1ef1 l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi \u1ed1ng k\u00ednh v\u1eadt l\u00fd?<\/h3>\n<p>V\u00ec con s\u1ed1 \u0111\u00f3 l\u00e0 ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng full-frame, kh\u00f4ng ph\u1ea3i ti\u00eau c\u1ef1 v\u1eadt l\u00fd th\u1eadt c\u1ee7a module camera.<\/p>\n<h3>Zoom quang v\u00e0 zoom s\u1ed1 kh\u00e1c nhau th\u1ebf n\u00e0o?<\/h3>\n<p>Zoom quang chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c camera v\u1eadt l\u00fd n\u00ean gi\u1eef chi ti\u1ebft \u1ea3nh; zoom s\u1ed1 ch\u1ec9 ph\u00f3ng to, c\u1eaft \u1ea3nh n\u00ean d\u1ec5 v\u1ee1 h\u1ea1t khi k\u00e9o cao.<\/p>\n<h3>N\u00ean d\u00f9ng ti\u00eau c\u1ef1 n\u00e0o \u0111\u1ec3 ch\u1ee5p ch\u00e2n dung?<\/h3>\n<p>Ti\u00eau c\u1ef1 kho\u1ea3ng 70-85mm ho\u1eb7c camera &#8220;ch\u00e2n dung&#8221;, gi\u00fap khu\u00f4n m\u1eb7t c\u00e2n \u0111\u1ed1i v\u00e0 d\u1ec5 t\u1ea1o h\u1eadu c\u1ea3nh m\u1edd.<\/p>\n<h3>T\u1ea1i sao ch\u1ee5p ch\u00e2n dung b\u1eb1ng g\u00f3c si\u00eau r\u1ed9ng b\u1ecb m\u00e9o m\u1eb7t?<\/h3>\n<p>V\u00ec \u0111\u1ee9ng qu\u00e1 g\u1ea7n khi\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn g\u1ea7n \u1ed1ng k\u00ednh nh\u01b0 m\u0169i, c\u1eb1m b\u1ecb ph\u00f3ng \u0111\u1ea1i b\u1ea5t th\u01b0\u1eddng so v\u1edbi ph\u1ea7n c\u00f2n l\u1ea1i khu\u00f4n m\u1eb7t.<\/p>\n<h3>Ti\u00eau c\u1ef1 n\u00e0o ph\u00f9 h\u1ee3p ch\u1ee5p phong c\u1ea3nh?<\/h3>\n<p>Ti\u00eau c\u1ef1 ng\u1eafn, kho\u1ea3ng 13-26mm, gi\u00fap thu tr\u1ecdn kh\u00f4ng gian v\u00e0 t\u1ea1o c\u1ea3m gi\u00e1c chi\u1ec1u s\u00e2u.<\/p>\n<h3>K\u00e9o zoom s\u1ed1 nhi\u1ec1u c\u00f3 l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng \u1ea3nh kh\u00f4ng?<\/h3>\n<p>C\u00f3; zoom s\u1ed1 ch\u1ec9 ph\u00f3ng to \u1ea3nh \u0111\u00e3 ch\u1ee5p ch\u1ee9 kh\u00f4ng thu th\u00eam chi ti\u1ebft th\u1eadt, n\u00ean c\u00e0ng k\u00e9o cao c\u00e0ng d\u1ec5 m\u1ea5t n\u00e9t.<\/p>\n<p><script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\"@type\":\"Question\",\"name\":\"Ti\u00eau c\u1ef1 l\u00e0 g\u00ec?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"L\u00e0 kho\u1ea3ng c\u00e1ch (mm) t\u1eeb t\u00e2m quang h\u1ecdc \u1ed1ng k\u00ednh \u0111\u1ebfn c\u1ea3m bi\u1ebfn khi l\u1ea5y n\u00e9t \u1edf v\u00f4 c\u1ef1c, quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn v\u00e0 m\u1ee9c ph\u00f3ng \u0111\u1ea1i c\u1ee7a \u1ea3nh.\"}},\n    {\"@type\":\"Question\",\"name\":\"Ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 35mm l\u00e0 g\u00ec?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"L\u00e0 ti\u00eau c\u1ef1 v\u1eadt l\u00fd \u0111\u01b0\u1ee3c quy \u0111\u1ed5i sang g\u00f3c nh\u00ecn t\u01b0\u01a1ng \u0111\u01b0\u01a1ng tr\u00ean c\u1ea3m bi\u1ebfn full-frame, gi\u00fap so s\u00e1nh camera gi\u1eefa c\u00e1c thi\u1ebft b\u1ecb c\u00f3 k\u00edch th\u01b0\u1edbc c\u1ea3m bi\u1ebfn kh\u00e1c nhau.\"}},\n    {\"@type\":\"Question\",\"name\":\"V\u00ec sao camera \u0111i\u1ec7n tho\u1ea1i ghi ti\u00eau c\u1ef1 l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi \u1ed1ng k\u00ednh v\u1eadt l\u00fd?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"V\u00ec con s\u1ed1 ghi tr\u00ean th\u00f4ng s\u1ed1 l\u00e0 ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng full-frame, \u0111\u00e3 quy \u0111\u1ed5i theo k\u00edch th\u01b0\u1edbc c\u1ea3m bi\u1ebfn nh\u1ecf c\u1ee7a \u0111i\u1ec7n tho\u1ea1i, kh\u00f4ng ph\u1ea3i ti\u00eau c\u1ef1 v\u1eadt l\u00fd th\u1eadt.\"}},\n    {\"@type\":\"Question\",\"name\":\"Zoom quang v\u00e0 zoom s\u1ed1 kh\u00e1c nhau th\u1ebf n\u00e0o?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Zoom quang chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c camera v\u1eadt l\u00fd n\u00ean gi\u1eef chi ti\u1ebft \u1ea3nh; zoom s\u1ed1 ch\u1ec9 ph\u00f3ng to v\u00e0 c\u1eaft \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 n\u00ean d\u1ec5 v\u1ee1 h\u1ea1t khi k\u00e9o cao.\"}},\n    {\"@type\":\"Question\",\"name\":\"N\u00ean d\u00f9ng ti\u00eau c\u1ef1 n\u00e0o \u0111\u1ec3 ch\u1ee5p ch\u00e2n dung?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ti\u00eau c\u1ef1 kho\u1ea3ng 70-85mm ho\u1eb7c camera ch\u00e2n dung tr\u00ean \u0111i\u1ec7n tho\u1ea1i, gi\u00fap khu\u00f4n m\u1eb7t c\u00e2n \u0111\u1ed1i v\u00e0 d\u1ec5 t\u1ea1o h\u1eadu c\u1ea3nh m\u1edd.\"}},\n    {\"@type\":\"Question\",\"name\":\"T\u1ea1i sao ch\u1ee5p ch\u00e2n dung b\u1eb1ng g\u00f3c si\u00eau r\u1ed9ng b\u1ecb m\u00e9o m\u1eb7t?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"V\u00ec \u0111\u1ee9ng qu\u00e1 g\u1ea7n \u0111\u1ec3 l\u1ea5y khung khi\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn g\u1ea7n \u1ed1ng k\u00ednh nh\u01b0 m\u0169i, c\u1eb1m b\u1ecb ph\u00f3ng \u0111\u1ea1i b\u1ea5t th\u01b0\u1eddng so v\u1edbi ph\u1ea7n c\u00f2n l\u1ea1i khu\u00f4n m\u1eb7t.\"}},\n    {\"@type\":\"Question\",\"name\":\"Ti\u00eau c\u1ef1 n\u00e0o ph\u00f9 h\u1ee3p ch\u1ee5p phong c\u1ea3nh?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ti\u00eau c\u1ef1 ng\u1eafn, kho\u1ea3ng 13-26mm (si\u00eau r\u1ed9ng \u0111\u1ebfn g\u00f3c r\u1ed9ng), gi\u00fap thu tr\u1ecdn kh\u00f4ng gian v\u00e0 t\u1ea1o c\u1ea3m gi\u00e1c chi\u1ec1u s\u00e2u.\"}},\n    {\"@type\":\"Question\",\"name\":\"K\u00e9o zoom s\u1ed1 nhi\u1ec1u c\u00f3 l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng \u1ea3nh kh\u00f4ng?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"C\u00f3; zoom s\u1ed1 kh\u00f4ng thu th\u00eam chi ti\u1ebft th\u1eadt m\u00e0 ch\u1ec9 ph\u00f3ng to \u1ea3nh \u0111\u00e3 ch\u1ee5p, n\u00ean c\u00e0ng k\u00e9o cao \u1ea3nh c\u00e0ng d\u1ec5 m\u1ea5t n\u00e9t v\u00e0 v\u1ee1 h\u1ea1t.\"}}\n  ]\n}\n<\/script><\/p>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>T\u00f3m l\u1ea1i, ti\u00eau c\u1ef1 l\u00e0 kho\u1ea3ng c\u00e1ch (mm) t\u1eeb t\u00e2m quang h\u1ecdc \u1ed1ng k\u00ednh \u0111\u1ebfn c\u1ea3m bi\u1ebfn, quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn, m\u1ee9c ph\u00f3ng \u0111\u1ea1i v\u00e0 c\u1ea3 \u0111\u1ed9 n\u00e9n ph\u1ed1i c\u1ea3nh c\u1ee7a \u1ea3nh. N\u1eafm d\u1ea3i ti\u00eau c\u1ef1 n\u00e0o ph\u00f9 h\u1ee3p vi\u1ec7c g\u00ec &#8211; t\u1eeb si\u00eau r\u1ed9ng cho kh\u00f4ng gian h\u1eb9p \u0111\u1ebfn tele cho ch\u00e2n dung n\u00e9n ph\u00f4ng &#8211; c\u00f9ng kh\u00e1i ni\u1ec7m ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u00e0 c\u00e1c ki\u1ec3u zoom tr\u00ean \u0111i\u1ec7n tho\u1ea1i, b\u1ea1n s\u1ebd ch\u1ecdn \u0111\u00fang camera cho t\u1eebng t\u00ecnh hu\u1ed1ng thay v\u00ec ch\u1ee5p theo c\u1ea3m t\u00ednh. M\u1eddi b\u1ea1n kh\u00e1m ph\u00e1 th\u00eam c\u00e1c thu\u1eadt ng\u1eef nhi\u1ebfp \u1ea3nh kh\u00e1c t\u1ea1i chuy\u00ean m\u1ee5c tin t\u1ee9c Ho\u00e0ng H\u00e0 Mobile.<\/p>\n<p>Xem th\u00eam:<\/p>\n<p><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/backdrop-chup-anh\/\">Backdrop Ch\u1ee5p \u1ea2nh: C\u00e1c Lo\u1ea1i, C\u00e1ch Ch\u1ecdn &amp; M\u1eb9o D\u00f9ng \u0110\u1ec3 \u1ea2nh \u0110\u1eb9p 2026<\/a><\/p>\n<p><a href=\"https:\/\/hoanghamobile.com\/tin-tuc\/nen-xanh-chup-anh-the\/\">N\u1ec1n Xanh Ch\u1ee5p \u1ea2nh Th\u1ebb: Khi N\u00e0o D\u00f9ng, Quy \u0110\u1ecbnh M\u00e0u N\u1ec1n &amp; M\u1eb9o Ch\u1ee5p 2026<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ti\u00eau c\u1ef1 l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 kho\u1ea3ng c\u00e1ch (mm) t\u1eeb t\u00e2m quang h\u1ecdc \u1ed1ng k\u00ednh t\u1edbi c\u1ea3m bi\u1ebfn khi l\u1ea5y n\u00e9t \u1edf v\u00f4 c\u1ef1c, quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn v\u00e0 m\u1ee9c ph\u00f3ng \u0111\u1ea1i c\u1ee7a \u1ea3nh. Ti\u00eau c\u1ef1 c\u00e0ng ng\u1eafn, khung h\u00ecnh thu \u0111\u01b0\u1ee3c c\u00e0ng nhi\u1ec1u c\u1ea3nh; ti\u00eau c\u1ef1 c\u00e0ng d\u00e0i, ch\u1ee7 th\u1ec3 \u1edf xa c\u00e0ng \u0111\u01b0\u1ee3c [&hellip;]<\/p>\n","protected":false},"author":102,"featured_media":584814,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"ti\u00eau c\u1ef1 l\u00e0 g\u00ec","_yoast_wpseo_title":"Ti\u00eau c\u1ef1 l\u00e0 g\u00ec? \u00dd ngh\u0129a ti\u00eau c\u1ef1 \u1ed1ng k\u00ednh trong nhi\u1ebfp \u1ea3nh","_yoast_wpseo_metadesc":"Ti\u00eau c\u1ef1 l\u00e0 g\u00ec v\u00e0 ch\u1ecdn th\u1ebf n\u00e0o cho t\u1eebng c\u1ea3nh ch\u1ee5p? Xem b\u1ea3ng d\u1ea3i ti\u00eau c\u1ef1, ti\u00eau c\u1ef1 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 35mm v\u00e0 m\u1eb9o ch\u1ecdn \u1ed1ng k\u00ednh chu\u1ea9n t\u1ea1i Ho\u00e0ng H\u00e0 Mobile.","footnotes":""},"categories":[29235,3910],"tags":[],"class_list":["post-584807","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-goc-to-mo","category-kham-pha"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ti\u00eau c\u1ef1 l\u00e0 g\u00ec? \u00dd ngh\u0129a ti\u00eau c\u1ef1 \u1ed1ng k\u00ednh trong nhi\u1ebfp \u1ea3nh<\/title>\n<meta name=\"description\" content=\"Ti\u00eau c\u1ef1 l\u00e0 g\u00ec v\u00e0 ch\u1ecdn th\u1ebf n\u00e0o cho t\u1eebng c\u1ea3nh ch\u1ee5p? 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