{"id":754,"date":"2015-03-03T08:53:12","date_gmt":"2015-03-03T01:53:12","guid":{"rendered":"http:\/\/www.chotot.com\/kinhnghiem\/?p=754"},"modified":"2021-11-16T16:33:52","modified_gmt":"2021-11-16T09:33:52","slug":"nhung-dieu-can-biet-ve-den-flash-may-anh","status":"publish","type":"post","link":"https:\/\/www.chotot.com\/kinh-nghiem\/nhung-dieu-can-biet-ve-den-flash-may-anh.html","title":{"rendered":"Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 \u0111\u00e8n flash m\u00e1y \u1ea3nh"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_83 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/nhung-dieu-can-biet-ve-den-flash-may-anh.html\/#1_Kha_nang_tuong_thich\" >1. Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.chotot.com\/kinh-nghiem\/nhung-dieu-can-biet-ve-den-flash-may-anh.html\/#2_Tinh_nang_cua_den\" >2. T\u00ednh n\u0103ng c\u1ee7a \u0111\u00e8n<\/a><\/li><\/ul><\/nav><\/div>\n<p style=\"text-align: justify;\">\u0110\u00e8n flash \u0111\u01b0\u1ee3c coi l\u00e0 thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 \u00e1nh s\u00e1ng cho m\u00e1y \u1ea3nh trong tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng ch\u1ee5p v\u1edbi \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng. Vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 gi\u00fap ng\u01b0\u1eddi s\u1eed d\u1ee5ng thu \u0111\u01b0\u1ee3c b\u1ee9c \u1ea3nh \u0111\u1eb9p v\u00e0 \u0111\u00fang nh\u01b0 \u00fd mu\u1ed1n trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n ch\u1ee5p kh\u00e1c nhau. Tr\u01b0\u1eddng h\u1ee3p \u0111\u00e8n t\u00edch h\u1ee3p trong m\u00e1y \u1ea3nh kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u1ee7 nhu c\u1ea7u c\u1ee7a b\u1ea1n th\u00ec b\u1ea1n n\u00ean suy ngh\u0129 \u0111\u1ebfn vi\u1ec7c trang b\u1ecb cho m\u00ecnh th\u00eam m\u1ed9t chi\u1ebfc \u0111\u00e8n flash.<\/p>\n<figure id=\"attachment_759\" aria-describedby=\"caption-attachment-759\" style=\"width: 1024px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-759 size-full\" title=\"\u0110\u00e8n flash - d\u1ee5ng c\u1ee5 \u0111i k\u00e8m kh\u00f4ng th\u1ebf thi\u1ebfu c\u1ee7a m\u00e1y \u1ea3nh\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-5.jpg\" alt=\"\u0110\u00e8n flash - d\u1ee5ng c\u1ee5 \u0111i k\u00e8m kh\u00f4ng th\u1ebf thi\u1ebfu c\u1ee7a m\u00e1y \u1ea3nh\" width=\"1024\" height=\"683\" \/><figcaption id=\"caption-attachment-759\" class=\"wp-caption-text\">\u0110\u00e8n flash &#8211; d\u1ee5ng c\u1ee5 \u0111i k\u00e8m kh\u00f4ng th\u1ebf thi\u1ebfu c\u1ee7a m\u00e1y \u1ea3nh<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">M\u1ed9t chi\u1ebfc \u0111\u00e8n flash r\u1eddi kh\u00f4ng ch\u1ec9 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng chi\u1ebfu s\u00e1ng l\u00ean g\u1ea5p 15 l\u1ea7n so v\u1edbi flash t\u00edch h\u1ee3p trong m\u00e1y \u1ea3nh m\u00e0 c\u00f2n t\u1ea1o \u0111\u1ed9 bao tr\u00f9m \u00e1nh s\u00e1ng r\u1ed9ng h\u01a1n. Th\u00eam v\u00e0o \u0111\u00f3, n\u00f3 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec1u g\u00f3c \u0111\u1ed9 chi\u1ebfu s\u00e1ng nh\u1edd v\u00e0o kh\u1edbp g\u1eadp v\u00e0 kh\u1edbp xoay. Ngo\u00e0i ra, ph\u1ee5 ki\u1ec7n r\u1eddi n\u00e0y c\u00f2n c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 kh\u00e1c \u0111\u1ec3 t\u1ea1o ra b\u1ee9c \u1ea3nh c\u00f3 hi\u1ec7u qu\u1ea3 cao h\u01a1n. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm m\u1ed9t \u0111\u00e8n flash c\u00f3 gi\u00e1 t\u1eeb v\u00e0i tr\u0103m ngh\u00ecn t\u1edbi v\u00e0i ch\u1ee5c tri\u1ec7u cho m\u00ecnh \u1edf c\u00e1c c\u1eeda h\u00e0ng v\u1ec1 m\u00e1y \u1ea3nh ho\u1eb7c th\u00f4ng qua c\u00e1c trang\u00a0<a title=\"Mua b\u00e1n t\u1ea1i Ch\u1ee3 T\u1ed1t\" href=\"https:\/\/www.chotot.com\/\" target=\"_blank\" rel=\"nofollow noopener\"><strong>\u0111\u0103ng tin mua b\u00e1n mi\u1ec5n ph\u00ed<\/strong><\/a>. Tuy nhi\u00ean, \u0111\u1ec3 c\u00f3 s\u1ef1 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh, b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u v\u1ec1 ph\u1ee5 ki\u1ec7n n\u00e0y m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng h\u01a1n. Sau \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u0111i\u1ec1u b\u1ea1n n\u00ean quan t\u00e2m khi l\u1ef1a ch\u1ecdn mua flash cho m\u00e1y \u1ea3nh c\u1ee7a m\u00ecnh.<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"1_Kha_nang_tuong_thich\"><\/span>1. Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\">V\u1edbi c\u00e1c nh\u00e0 nhi\u1ebfp \u1ea3nh, \u0111\u00e8n flash l\u00e0 m\u1ed9t ph\u1ee5 ki\u1ec7n kh\u00f4ng th\u1ec3 thi\u1ebfu. H\u1ecd mua lo\u1ea1i <a title=\"\u0110\u1ed3 \u0111i\u1ec7n t\u1eed t\u1ea1i Ch\u1ee3 T\u1ed1t\" href=\"https:\/\/www.chotot.com\/mua-ban-do-dien-tu\" target=\"_blank\" rel=\"nofollow noopener\"><strong>\u0111\u1ed3 \u0111i\u1ec7n t\u1eed<\/strong><\/a> n\u00e0y nh\u1eb1m t\u1ea1o th\u00eam ngu\u1ed3n \u00e1nh s\u00e1ng theo \u00fd mu\u1ed1n c\u1ee7a ri\u00eang m\u00ecnh, g\u00f3p ph\u1ea7n l\u00e0m n\u00ean nh\u1eefng b\u1ee9c \u1ea3nh \u0111\u1ed9c \u0111\u00e1o. \u0110\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u1ea7n c\u00f3 s\u1ef1 \u201cgiao ti\u1ebfp\u201d linh ho\u1ea1t gi\u1eefa m\u00e1y \u1ea3nh v\u00e0 flash r\u1eddi.<\/p>\n<figure id=\"attachment_760\" aria-describedby=\"caption-attachment-760\" style=\"width: 462px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-760 \" title=\"C\u1ea5u t\u1ea1o \u0111\u00e8n flash. Ngu\u1ed3n: Ngu\u1ed3n: vuanhiepanh.com\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-6.jpg\" alt=\"C\u1ea5u t\u1ea1o \u0111\u00e8n flash. Ngu\u1ed3n: Ngu\u1ed3n: vuanhiepanh.com\" width=\"462\" height=\"290\" \/><figcaption id=\"caption-attachment-760\" class=\"wp-caption-text\">C\u1ea5u t\u1ea1o \u0111\u00e8n flash. Ngu\u1ed3n: Ngu\u1ed3n: vuanhiepanh.com<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y \u1ea3nh kh\u00e1c nhau s\u1ebd c\u00f3 h\u1ec7 th\u1ed1ng g\u1eafn k\u1ebft v\u1edbi flash kh\u00e1c nhau. Hay n\u00f3i c\u00e1ch kh\u00e1c, khi b\u1ea1n \u0111ang c\u00f3 tr\u00ean tay chi\u1ebfc m\u00e1y \u1ea3nh c\u00f3 nh\u00e3n hi\u1ec7u n\u00e0o th\u00ec <strong>n\u00ean mua \u0111\u00e8n flash c\u1ee7a nh\u00e3n hi\u1ec7u \u0111\u00f3<\/strong> ho\u1eb7c mua \u0111\u00e8n c\u1ee7a m\u1ed9t b\u00ean th\u1ee9 ba chuy\u00ean s\u1ea3n xu\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng chung v\u1edbi m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n. N\u1ebfu nh\u01b0 b\u1ea1n ch\u1ecdn m\u1ed9t nh\u00e3n hi\u1ec7u \u0111\u00e8n kh\u00e1c c\u00f3 th\u1ec3 g\u00e2y n\u00ean nhi\u1ec1u h\u1ea1n ch\u1ebf trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n. V\u00ed d\u1ee5, khi b\u1ea1n d\u00f9ng c\u00e1c m\u00e1y c\u1ee7a Sony\/Minolta, n\u1ebfu b\u1ea1n s\u1eed d\u00f9ng lo\u1ea1i \u0111\u00e8n c\u00f9ng nh\u00e3n hi\u1ec7u, \u0111\u00e8n v\u00e0 m\u00e1y s\u1ebd c\u00f3 s\u1ef1 t\u01b0\u01a1ng th\u00edch ho\u00e0n to\u00e0n. Nh\u01b0 v\u1eady, b\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u khi\u1ec3n \u0111\u00e8n t\u1eeb th\u00e2n m\u00e1y m\u1ed9t c\u00e1ch d\u1ec5 d\u00e1ng nh\u1edd t\u00ednh n\u0103ng TTL, \u0111\u1ed3ng b\u1ed9 gi\u1eefa \u0111\u00e8n v\u00e0 m\u00e1y.<\/p>\n<h2 style=\"text-align: justify;\"><span class=\"ez-toc-section\" id=\"2_Tinh_nang_cua_den\"><\/span>2. T\u00ednh n\u0103ng c\u1ee7a \u0111\u00e8n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify;\"><em><strong>a. Ch\u1ec9 s\u1ed1 Guide Number (GN)<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">\u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 bi\u1ec3u th\u1ecb \u0111\u1ed9 s\u00e1ng c\u1ef1c \u0111\u1ea1i m\u00e0 \u0111\u00e8n flash t\u1ea1o ra d\u1ef1a tr\u00ean ph\u1ea1m vi t\u1ed1i \u0111a c\u1ee7a \u0111\u00e8n (th\u01b0\u1eddng t\u00ednh theo m\u00e9t) v\u1edbi \u1ed1ng k\u00ednh c\u00f3 kh\u1ea9u \u0111\u1ed9 c\u1ee5 th\u1ec3. N\u00f3 \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 theo c\u00f4ng th\u1ee9c: <em>GN = Kh\u1ea9u \u0111\u1ed9 x Kho\u1ea3ng c\u00e1ch<\/em>. Gi\u00e1 tr\u1ecb n\u00e0y cho bi\u1ebft l\u01b0\u1ee3ng \u00e1nh s\u00e1ng c\u1ea7n \u0111\u1ec3 ch\u1ee7 th\u1ec3 \u0111\u1ee7 \u0111\u1ed9 chi\u1ebfu s\u00e1ng. \u0110\u00e2y l\u00e0 ch\u1ec9 s\u1ed1 \u0111\u01b0\u1ee3c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e8n cung c\u1ea5p v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m tra trong \u0111i\u1ec1u ki\u1ec7n ti\u00eau chu\u1ea9n.<\/p>\n<figure id=\"attachment_761\" aria-describedby=\"caption-attachment-761\" style=\"width: 592px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-761 size-full\" title=\"Ch\u1ec9 s\u1ed1 \u0111\u00e8n GN v\u00e0 s\u1eed d\u1ee5ng \u0111\u00e8n r\u1eddi \u0111\u00e1nh s\u00e1ng th\u1ee7 c\u00f4ng. Ngu\u1ed3n: vinacamera.com\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-7.jpg\" alt=\"Ch\u1ec9 s\u1ed1 \u0111\u00e8n GN v\u00e0 s\u1eed d\u1ee5ng \u0111\u00e8n r\u1eddi \u0111\u00e1nh s\u00e1ng th\u1ee7 c\u00f4ng. Ngu\u1ed3n: vinacamera.com\" width=\"592\" height=\"357\" \/><figcaption id=\"caption-attachment-761\" class=\"wp-caption-text\">Ch\u1ec9 s\u1ed1 \u0111\u00e8n GN v\u00e0 s\u1eed d\u1ee5ng \u0111\u00e8n r\u1eddi \u0111\u00e1nh s\u00e1ng th\u1ee7 c\u00f4ng. Ngu\u1ed3n: vinacamera.com<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Khi \u0111\u1ecdc \u0111\u01b0\u1ee3c ch\u1ec9 s\u1ed1 n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c kho\u1ea3ng c\u00e1ch m\u00e0 flash \u0111\u1ea1t hi\u1ec7u qu\u1ea3 khi kh\u1ea9u \u0111\u1ed9 \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh tr\u01b0\u1edbc v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. V\u00ed d\u1ee5: m\u1ed9t chi\u1ebfc \u0111\u00e8n c\u00f3 GN = 40 v\u00e0 mu\u1ed1n s\u1eed d\u1ee5ng v\u1edbi kh\u1ea9u \u0111\u1ed9 l\u00e0 f\/8 th\u00ec kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a m\u00e0 flash c\u00f3 th\u1ec3 cung c\u1ea5p \u0111\u1ee7 \u00e1nh s\u00e1ng l\u00e0 5m. Ngo\u00e0i ra, ng\u01b0\u1eddi mua c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u1ed9 m\u1ea1nh c\u1ee7a c\u00e1c \u0111\u00e8n flash tr\u00ean c\u00f9ng m\u1ed9t ti\u00eau ch\u00ed. H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec1u \u0111o ch\u1ec9 s\u1ed1 GN t\u1ea1i \u0111i\u1ec1u ki\u1ec7n ISO 100, kho\u1ea3ng c\u00e1ch t\u00ednh b\u1eb1ng m\u00e9t (m). Ch\u1ec9 trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p kho\u1ea3ng c\u00e1ch \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng feet (ft) (1m = 3,3 ft) v\u00e0 ISO 25. \u0110\u1ed1i v\u1edbi flash hi\u1ec7n \u0111\u1ea1i, n\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u01b0a ra kho\u1ea3ng c\u00e1ch h\u1ee3p l\u00fd so v\u1edbi ch\u1ee7 th\u1ec3 th\u00f4ng qua kh\u1ea9u \u0111\u1ed9 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh, ISO v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng thi\u1ebft l\u1eadp \u0111\u00e8n\u2026 V\u00ed d\u1ee5, \u0111\u00e8n flash Canon Speedlite 430EX II th\u00ec th\u00f4ng s\u1ed1 n\u00e0y hi\u1ec3n th\u1ecb ngay \u1edf g\u00f3c ph\u1ea3i m\u00e0n h\u00ecnh \u0111\u00e8n, k\u00ed ki\u1ec7u ft.<\/p>\n<p style=\"text-align: justify;\"><em><strong> b. S\u1ef1 linh \u0111\u1ed9ng c\u1ee7a \u0111\u1ea7u flash<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">Ki\u1ec3m tra s\u1ef1 linh \u0111\u1ed9ng c\u1ee7a \u0111\u1ea7u flash cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec1u g\u00f3c \u0111\u1ed9 \u0111\u00e1nh s\u00e1ng kh\u00e1c nhau th\u00f4ng qua kh\u1edbp g\u1eadp v\u00e0 kh\u1edbp xoay. Kh\u1edbp g\u1eadp gi\u00fap ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh t\u1eeb g\u00f3c vu\u00f4ng \u0111\u1ebfn g\u00f3c th\u1eb3ng so v\u1edbi th\u00e2n \u0111\u00e8n. Kh\u1edbp ngang cho ph\u00e9p quay quanh tr\u1ee5c theo m\u1ed9t v\u00f2ng tr\u00f2n c\u00f9ng chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3. V\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng linh ho\u1ea1t \u0111\u1ea7u flash, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh \u0111\u00e1nh s\u00e1ng theo mong mu\u1ed1n c\u1ee7a m\u00ecnh.<\/p>\n<figure id=\"attachment_762\" aria-describedby=\"caption-attachment-762\" style=\"width: 500px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-762 size-full\" title=\"S\u1ef1 linh ho\u1ea1t c\u1ee7a \u0111\u1ea7u flash. Ngu\u1ed3n genk.vn\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-8.jpg\" alt=\"S\u1ef1 linh ho\u1ea1t c\u1ee7a \u0111\u1ea7u flash. Ngu\u1ed3n genk.vn\" width=\"500\" height=\"333\" \/><figcaption id=\"caption-attachment-762\" class=\"wp-caption-text\">S\u1ef1 linh ho\u1ea1t c\u1ee7a \u0111\u1ea7u flash. Ngu\u1ed3n genk.vn<\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><em><strong>c. Zoom flash \u2013 T\u1ea7m bao ph\u1ee7 c\u1ee7a \u0111\u00e8n flash<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">Th\u00f4ng s\u1ed1 n\u00e0y ch\u1ec9 ra \u0111\u1ed9 ph\u1ee7 \u00e1nh s\u00e1ng r\u1ed9ng hay h\u1eb9p v\u00e0 ch\u1ee9c n\u0103ng n\u00e0y s\u1ebd kh\u00f4ng t\u00ecm th\u1ea5y \u1edf \u0111\u00e8n flash c\u00f3 gi\u00e1 v\u00e0i tr\u0103m ngh\u00ecn. Th\u00f4ng th\u01b0\u1eddng, zoom flash s\u1ebd t\u1eeb 24 \u2013 105mm, v\u00e0 \u1edf 24mm th\u00ec flash s\u1ebd c\u00f3 \u0111\u1ed9 ph\u1ee7 s\u00e1ng cao nh\u1ea5t v\u1edbi g\u00f3c nh\u00ecn c\u00f3 ti\u00eau c\u1ef1 24 mm. C\u1ea7n ph\u1ea3i l\u01b0u \u00fd r\u1eb1ng, GN ch\u1ec9 \u1edf t\u1ed1i \u0111a khi zoom flash \u1edf 105 mm v\u00e0 ch\u1ec9 s\u1ed1 n\u00e0y s\u1ebd th\u1ea5p d\u1ea7n khi \u0111\u1ed9 ph\u1ee7 s\u00e1ng c\u00e0ng r\u1ed9ng. \u1ede c\u00e1c lo\u1ea1i \u0111\u00e8n flash v\u00ed d\u1ee5 nh\u01b0 Nikon SB600, SB800 v\u00e0 SB900 c\u00f3 th\u1ec3 \u0111\u1eb7t 2 ch\u1ebf \u0111\u1ed9 \u0111\u1ed1i v\u1edbi zoom l\u00e0 ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng v\u00e0 ch\u1ebf \u0111\u1ed9 th\u1ee7 c\u00f4ng.<\/p>\n<figure id=\"attachment_755\" aria-describedby=\"caption-attachment-755\" style=\"width: 480px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-755 size-full\" title=\"Nikon SB600. Ngu\u1ed3n: gianhanh.com\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-1.jpg\" alt=\"Nikon SB600. Ngu\u1ed3n: gianhanh.com\" width=\"480\" height=\"360\" \/><figcaption id=\"caption-attachment-755\" class=\"wp-caption-text\">Nikon SB600. Ngu\u1ed3n: gianhanh.com<\/figcaption><\/figure>\n<p style=\"text-align: justify;\"><em><strong> d. Through The Lens (TTL) \u2013 Xuy\u00ean qua \u1ed1ng k\u00ednh<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">\u0110\u00e2y l\u00e0 t\u00ednh n\u0103ng \u0111o s\u00e1ng c\u1ee7a flash \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u00fang c\u01b0\u1eddng \u0111\u1ed9 s\u00e1ng c\u1ee7a ch\u1ee7 th\u1ec3 v\u00e0 c\u00e2n b\u1eb1ng \u00e1nh s\u00e1ng \u0111\u00e8n flash v\u1edbi \u00e1nh s\u00e1ng xung quanh. Khi b\u1ea1n chuy\u1ec3n sang t\u00ednh n\u0103ng n\u00e0y, \u0111\u00e8n s\u1ebd ti\u1ebfn h\u00e0nh nh\u00e1y 2 l\u1ea7n. L\u1ea7n \u0111\u1ea7u flash ti\u1ebfn h\u00e0nh \u0111o s\u00e1ng, sau khi x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng \u00e1nh s\u00e1ng ch\u1ee7 th\u1ec3 c\u1ea7n \u0111\u1ec3 \u0111\u1ee7 s\u00e1ng, \u0111\u00e8n s\u1ebd nh\u00e1y flash. \u0110\u00e2y l\u00e0 ch\u1ee9c n\u0103ng r\u1ea5t c\u1ea7n khi s\u1eed d\u1ee5ng ch\u1ee5p \u1ea3nh trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng ho\u1eb7c \u00e1nh s\u00e1ng thay \u0111\u1ed5i li\u00ean t\u1ee5c.<\/p>\n<p style=\"text-align: justify;\"><em><strong>e. High Speed Sync (HSS) \u2013 Gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0103n \u0111\u00e8n cao<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">Nh\u1eefng \u0111\u00e8n flash c\u00f3 ch\u1ee9c n\u0103ng n\u00e0y th\u01b0\u1eddng l\u00e0 lo\u1ea1i \u0111\u1eaft ti\u1ec1n. HSS cho bi\u1ebft kh\u1ea3 n\u0103ng c\u1ee7a \u0111\u00e8n flash gi\u00fap <a title=\"m\u00e1y \u1ea3nh Ch\u1ee3 T\u1ed1t\" href=\"https:\/\/www.chotot.com\/mua-ban-may-anh-may-quay\" target=\"_blank\" rel=\"nofollow noopener\"><strong>m\u00e1y \u1ea3nh<\/strong><\/a> c\u0169 y\u00eau qu\u00fd c\u1ee7a b\u1ea1n v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0103n \u0111\u00e8n. V\u00ed d\u1ee5 nh\u01b0 m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n c\u00f3 gi\u1edbi h\u1ea1n t\u1ed1c \u0111\u1ed9 \u0103n \u0111\u00e8n l\u00e0 1\/250s th\u00ec \u0111\u00e8n flash s\u1ebd \u0111\u00e1nh \u0111\u00e8n v\u1edbi t\u1ed1c \u0111\u1ed9 cao h\u01a1n nh\u1eb1m gi\u00fap cho b\u1ee9c \u1ea3nh kh\u00f4ng b\u1ecb t\u1ed1i m\u00e0u.<\/p>\n<p style=\"text-align: justify;\"><em><strong> f. Recyler Time &#8211; (Th\u1eddi gian hao ph\u00ed)<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">Recyler Time cho bi\u1ebft th\u1eddi gian hao ph\u00ed \u0111\u1ec3 s\u1ea1c l\u1ea1i \u0111\u00e8n gi\u1eefa nh\u1eefng l\u1ea7n b\u1ea5m m\u00e1y li\u00ean t\u1ee5c. \u0110\u00e8n flash kh\u00f4ng th\u1ec3 ti\u1ebfn h\u00e0nh b\u1ea5m ch\u1ee5p nhi\u1ec1u l\u1ea7n li\u00ean t\u1ee5c trong m\u1ed9t gi\u00e2y nh\u01b0 m\u00e1y \u1ea3nh th\u1ef1c hi\u1ec7n. V\u00ec v\u1eady, n\u1ebfu mu\u1ed1n s\u1eed d\u1ee5ng \u0111\u1ec3 ch\u1ee5p \u1ea3nh trong th\u1eddi gian ng\u1eafn, ng\u01b0\u1eddi ch\u1ee5p \u1ea3nh n\u00ean ch\u1ecdn \u0111\u00e8n v\u1edbi th\u1eddi gian hao ph\u00ed ng\u1eafn h\u01a1n ho\u1eb7c mua k\u00e8m ph\u1ee5 ki\u1ec7n \u0111\u1ec3 gi\u00fap \u0111\u00e8n s\u1ea1c nhanh h\u01a1n.<\/p>\n<p style=\"text-align: justify;\"><em><strong> g. G\u1eafn filter cho \u0111\u00e8n<\/strong><\/em><\/p>\n<p style=\"text-align: justify;\">\u0110\u00e8n flash \u1edf ph\u1ea7n \u0111\u1ea7u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng 2 mi\u1ebfng nh\u1ecf nh\u01b0ng t\u00e1c d\u1ee5ng kh\u00e1 l\u1edbn \u0111\u00f3 l\u00e0 flash diffuser (mi\u1ebfng t\u1ea3n s\u00e1ng) v\u00e0 th\u1ebb flash bounce. \u0110\u1ed1i v\u1edbi nh\u1eefng c\u1ea3nh m\u00e0 b\u1ea1n c\u1ea7n \u1ed1ng k\u00ednh r\u1ed9ng h\u01a1n 24 mm th\u00ec b\u1ea1n b\u1eadt mi\u1ebfng diffuser xu\u1ed1ng. N\u00f3 gi\u00fap \u00e1nh s\u00e1ng t\u1ecfa ra nhi\u1ec1u h\u01a1n t\u00f9y v\u00e0o h\u00e3ng s\u1ea3n xu\u1ea5t, nh\u01b0ng th\u01b0\u1eddng \u1edf ti\u00eau c\u1ef1 18 mm.<\/p>\n<figure id=\"attachment_763\" aria-describedby=\"caption-attachment-763\" style=\"width: 300px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-763 size-full\" title=\"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00e1nh s\u00e1ng c\u00f3 diffuser (mi\u1ebfng t\u1ea3n s\u00e1ng) v\u00e0 kh\u00f4ng c\u00f3 diffuser. Ngu\u1ed3n: zshop.vn\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-9.jpg\" alt=\"S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00e1nh s\u00e1ng c\u00f3 diffuser (mi\u1ebfng t\u1ea3n s\u00e1ng) v\u00e0 kh\u00f4ng c\u00f3 diffuser. Ngu\u1ed3n: zshop.vn\" width=\"300\" height=\"300\" \/><figcaption id=\"caption-attachment-763\" class=\"wp-caption-text\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa \u0111\u00e1nh s\u00e1ng c\u00f3 diffuser (mi\u1ebfng t\u1ea3n s\u00e1ng) v\u00e0 kh\u00f4ng c\u00f3 diffuser. Ngu\u1ed3n: zshop.vn<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Khi b\u1ea1n mu\u1ed1n gom m\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng kh\u00f4ng c\u1ea7n thi\u1ebft th\u00ec \u0111\u00e2y l\u00e0 l\u00fac th\u00edch h\u1ee3p \u0111\u1ec3 b\u1ea1n b\u1eadt mi\u1ebfng flash bounce l\u00ean.<\/p>\n<figure id=\"attachment_758\" aria-describedby=\"caption-attachment-758\" style=\"width: 610px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-758 size-full\" title=\"Th\u1ebb flash bounce (mi\u1ebfng nh\u1ef1a tr\u1eafng) l\u00e0 m\u1ed9t v\u0169 kh\u00ed quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh flash bounce . Ngu\u1ed3n: lavender.edu.vn\" src=\"https:\/\/static.chotot.com\/storage\/chotot-kinhnghiem\/c2c\/2015\/03\/nhung-dieu-can-biet-ve-den-flash-may-anh-4.jpg\" alt=\"Th\u1ebb flash bounce (mi\u1ebfng nh\u1ef1a tr\u1eafng) l\u00e0 m\u1ed9t v\u0169 kh\u00ed quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh flash bounce . Ngu\u1ed3n: lavender.edu.vn\" width=\"610\" height=\"407\" \/><figcaption id=\"caption-attachment-758\" class=\"wp-caption-text\">Th\u1ebb flash bounce (mi\u1ebfng nh\u1ef1a tr\u1eafng) l\u00e0 m\u1ed9t v\u0169 kh\u00ed quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh flash bounce . Ngu\u1ed3n: lavender.edu.vn<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">B\u00ean c\u1ea1nh \u0111\u00f3, m\u1ed9t s\u1ed1 \u0111\u00e8n flash khi mua ch\u00fang c\u00f3 k\u00e8m theo v\u00e0i mi\u1ebfng gel c\u00f3 m\u00e0u v\u00e0ng v\u00e0 m\u00e0u xanh d\u01b0\u01a1ng. T\u00e1c d\u1ee5ng c\u1ee7a n\u00f3 l\u00e0 gi\u00fap ki\u1ec3m so\u00e1t c\u00e2n b\u1eb1ng s\u00e1ng, l\u00e0m cho \u00e1nh s\u00e1ng nh\u1eb9 nh\u00e0ng h\u01a1n hay thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 s\u00e1ng c\u1ee7a ngu\u1ed3n s\u00e1ng.<\/p>\n<p style=\"text-align: justify;\">\u0110\u00e8n flash c\u00f3 th\u1ec3 n\u00f3i l\u00e0 c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c c\u1ee7a c\u00e1c nh\u00e0 nhi\u1ebfp \u1ea3nh chuy\u00ean nghi\u1ec7p, gi\u00fap \u0111i\u1ec1u khi\u1ec3n \u00e1nh s\u00e1ng theo y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi ch\u1ee5p. B\u1ea1n c\u00f3 th\u1ec3 mua m\u1ed9t chi\u1ebfc \u0111\u00e8n \u1edf c\u00e1c t\u1ec9nh v\u00e0 th\u00e0nh ph\u1ed1 trong c\u1ea3 n\u01b0\u1edbc nh\u01b0 <a title=\"Ch\u1ee3 T\u1ed1t H\u00e0 N\u1ed9i\" href=\"https:\/\/www.chotot.com\/mua-ban-ha-noi\" target=\"_blank\" rel=\"nofollow noopener\"><strong>ch\u1ee3 t\u1ed1t H\u00e0 N\u1ed9i<\/strong><\/a>, Th\u00e0nh ph\u1ed1 H\u1ed3 Ch\u00ed Minh\u2026 T\u00f9y thu\u1ed9c v\u00e0o nhu c\u1ea7u v\u00e0 t\u00fai ti\u1ec1n \u0111\u1ec3 b\u1ea1n \u0111\u01b0a ra s\u1ef1 l\u1ef1a ch\u1ecdn chi\u1ebfc \u0111\u00e8n ph\u00f9 h\u1ee3p cho m\u00ecnh. Ch\u00ednh v\u00ec v\u1eady, ng\u01b0\u1eddi mua c\u1ea7n t\u00ecm hi\u1ec3u r\u00f5 v\u1ec1 s\u1ef1 t\u01b0\u01a1ng th\u00edch c\u0169ng nh\u01b0 t\u00ednh n\u0103ng c\u1ee7a \u0111\u00e8n flash \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh mua h\u00e0ng \u0111\u00fang \u0111\u1eafn, ph\u00f9 h\u1ee3p v\u1edbi m\u00e1y \u1ea3nh c\u1ee7a m\u00ecnh.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u00e8n flash \u0111\u01b0\u1ee3c coi l\u00e0 thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 \u00e1nh s\u00e1ng cho m\u00e1y \u1ea3nh trong tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng ch\u1ee5p v\u1edbi \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng. Vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 gi\u00fap ng\u01b0\u1eddi s\u1eed d\u1ee5ng thu \u0111\u01b0\u1ee3c b\u1ee9c \u1ea3nh \u0111\u1eb9p v\u00e0 \u0111\u00fang nh\u01b0 \u00fd mu\u1ed1n trong nh\u1eefng \u0111i\u1ec1u ki\u1ec7n ch\u1ee5p kh\u00e1c nhau. Tr\u01b0\u1eddng h\u1ee3p \u0111\u00e8n t\u00edch h\u1ee3p<\/p>\n","protected":false},"author":15,"featured_media":767,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_editorskit_title_hidden":false,"_editorskit_reading_time":6,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","footnotes":""},"categories":[949,1093],"tags":[275],"class_list":["post-754","post","type-post","status-publish","format-standard","has-post-thumbnail","category-dien-tu","category-may-anh-may-quay","tag-tam-tan-sang"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Nh\u1eefng \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 \u0111\u00e8n flash m\u00e1y \u1ea3nh -<\/title>\n<meta name=\"description\" content=\"\u0110\u00e8n flash \u0111\u01b0\u1ee3c coi l\u00e0 thi\u1ebft b\u1ecb h\u1ed7 tr\u1ee3 \u00e1nh s\u00e1ng cho m\u00e1y \u1ea3nh trong tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng ch\u1ee5p v\u1edbi \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng. 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