{"id":27191,"date":"2025-10-06T13:14:01","date_gmt":"2025-10-06T06:14:01","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=27191"},"modified":"2025-10-07T14:02:28","modified_gmt":"2025-10-07T07:02:28","slug":"y-nghia-thong-so-may-anh-may-anh-ky-thuat-so","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/","title":{"rendered":"Hi\u1ec3u th\u00f4ng s\u1ed1 m\u00e1y \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 t\u1eeb c\u01a1 b\u1ea3n \u0111\u1ebfn \u1ee9ng d\u1ee5ng"},"content":{"rendered":"\n<p>Khi m\u1edbi b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi nhi\u1ebfp \u1ea3nh, kh\u00f4ng \u00edt ng\u01b0\u1eddi c\u1ea3m th\u1ea5y b\u1ed1i r\u1ed1i tr\u01b0\u1edbc h\u00e0ng lo\u1ea1t k\u00fd hi\u1ec7u v\u00e0 n\u00fat b\u1ea5m tr\u00ean chi\u1ebfc m\u00e1y \u1ea3nh. Tuy nhi\u00ean, \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t b\u1ee9c \u1ea3nh \u0111\u1eb9p, b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i ghi nh\u1edb t\u1ea5t c\u1ea3. Ch\u1ec9 c\u1ea7n n\u1eafm v\u1eefng m\u1ed9t v\u00e0i th\u00f4ng s\u1ed1 m\u00e1y \u1ea3nh c\u01a1 b\u1ea3n, b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng ki\u1ec3m so\u00e1t \u00e1nh s\u00e1ng, \u0111\u1ed9 n\u00e9t v\u00e0 m\u00e0u s\u1eafc theo \u00fd mu\u1ed1n.<\/p>\n\n\n\n<p>Trong b\u00e0i vi\u1ebft n\u00e0y, <a href=\"https:\/\/phongvu.vn\/cong-nghe\/\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/\" target=\"_blank\" rel=\"noreferrer noopener\">Phong V\u0169 Tech News <\/a>s\u1ebd c\u00f9ng b\u1ea1n t\u00ecm hi\u1ec3u nh\u1eefng kh\u00e1i ni\u1ec7m quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 m\u1ed7i l\u1ea7n b\u1ea5m m\u00e1y l\u00e0 m\u1ed9t l\u1ea7n t\u1ef1 tin s\u00e1ng t\u1ea1o.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so.jpg\" alt=\"\nmay-anh-ki-thuat-so\" class=\"wp-image-149188\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/may-anh-ki-thuat-so-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">M\u00e1y \u1ea3nh k\u0129 thu\u1eadt s\u1ed1 (ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_55 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6a1f5e5573ec3\" ><span class=\"\"><span style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6a1f5e5573ec3\"  type=\"checkbox\" id=\"item-6a1f5e5573ec3\"><\/a><\/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:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/#I_Tam_giac_phoi_sang_Exposure_Triangle\" title=\"I. Tam gi\u00e1c ph\u01a1i s\u00e1ng (Exposure Triangle)\">I. Tam gi\u00e1c ph\u01a1i s\u00e1ng (Exposure Triangle)<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/#1_Khau_do_Aperture_%E2%80%93_fstop\" title=\"1. Kh\u1ea9u \u0111\u1ed9 (Aperture \u2013 f\/stop)\">1. Kh\u1ea9u \u0111\u1ed9 (Aperture \u2013 f\/stop)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/#2_ISO_do_nhay_sang_va_Toc_do_man_trap_shutter_speed\" title=\"2. ISO (\u0111\u1ed9 nh\u1ea1y s\u00e1ng) v\u00e0 T\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp (shutter speed) \">2. ISO (\u0111\u1ed9 nh\u1ea1y s\u00e1ng) v\u00e0 T\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp (shutter speed) <\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/#II_Cac_thong_so_chinh_sua_khac\" title=\"II. C\u00e1c th\u00f4ng s\u1ed1 ch\u1ec9nh s\u1eeda kh\u00e1c\">II. C\u00e1c th\u00f4ng s\u1ed1 ch\u1ec9nh s\u1eeda kh\u00e1c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/phongvu.vn\/cong-nghe\/y-nghia-thong-so-may-anh-may-anh-ky-thuat-so\/#III_Ket_luan\" title=\"III. K\u1ebft lu\u1eadn\">III. K\u1ebft lu\u1eadn<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"I_Tam_giac_phoi_sang_Exposure_Triangle\"><\/span><strong>I. Tam gi\u00e1c ph\u01a1i s\u00e1ng (Exposure Triangle)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"1_Khau_do_Aperture_%E2%80%93_fstop\"><\/span><strong>1<\/strong>. <strong>Kh\u1ea9u \u0111\u1ed9 (Aperture \u2013 f\/stop)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Kh\u1ea9u \u0111\u1ed9 (aperture): quy\u1ebft \u0111\u1ecbnh l\u01b0\u1ee3ng \u00e1nh s\u00e1ng \u0111i v\u00e0o c\u1ea3m bi\u1ebfn v\u00e0 \u0111\u1ed9 m\u1edd h\u1eadu c\u1ea3nh. \u0110\u1ec3 ch\u1ecdn ch\u1ebf \u0111\u1ed9 \u01b0u ti\u00ean kh\u1ea9u \u0111\u1ed9 b\u1ea1n xoay v\u00f2ng \u0111i\u1ec1u khi\u1ec3n qua ch\u1ebf \u0111\u1ed9 A ho\u1eb7c Av . Sau \u0111\u00f3 ti\u1ebfp t\u1ee5c xoay v\u00f2ng b\u00e1nh xe \u0111\u1ec3 ch\u1ecdn ch\u1ec9 s\u1ed1 kh\u1ea9u \u0111\u1ed9, v\u00e0 m\u00e1y s\u1ebd t\u1ef1 \u0111\u1ed9ng thi\u1ebft \u0111\u1eb7t t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp t\u01b0\u01a1ng \u1ee9ng v\u1edbi kh\u1ea9u \u0111\u1ed9 m\u00e0 b\u1ea1n ch\u1ecdn. N\u1ebfu mu\u1ed1n ch\u1ee5p ch\u00e2n dung l\u00e0m n\u1ed5i b\u1eadt ch\u1ee7 th\u1ec3, c\u00f3 th\u1ec3 xoay v\u00f2ng kh\u1ea9u \u0111\u1ed9 v\u1ec1 gi\u00e1 tr\u1ecb nh\u1ecf nh\u01b0 f\/1.8 ho\u1eb7c f\/2.8. Ng\u01b0\u1ee3c l\u1ea1i, khi ch\u1ee5p phong c\u1ea3nh c\u1ea7n \u0111\u1ed9 n\u00e9t to\u00e0n c\u1ea3nh, h\u00e3y ch\u1ec9nh l\u00ean f\/8 \u2013 f\/11 \u0111\u1ec3 gi\u1eef chi ti\u1ebft t\u1eeb ti\u1ec1n c\u1ea3nh \u0111\u1ebfn h\u1eadu c\u1ea3nh.<\/p>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"2_ISO_do_nhay_sang_va_Toc_do_man_trap_shutter_speed\"><\/span><strong>2. ISO (\u0111\u1ed9 nh\u1ea1y s\u00e1ng) v\u00e0 T\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp (shutter speed) <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>ISO: <\/strong>l\u00e0 th\u00f4ng s\u1ed1 \u0111o \u0111\u1ed9 nh\u1ea1y s\u00e1ng c\u1ee7a c\u1ea3m bi\u1ebfn m\u00e1y \u1ea3nh, quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 s\u00e1ng v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh. ISO th\u1ea5p gi\u00fap \u1ea3nh m\u1ecbn, \u00edt nhi\u1ec5u nh\u01b0ng y\u00eau c\u1ea7u nhi\u1ec1u \u00e1nh s\u00e1ng, trong khi ISO cao gi\u00fap ch\u1ee5p t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng nh\u01b0ng d\u1ec5 xu\u1ea5t hi\u1ec7n nhi\u1ec5u h\u1ea1t. Khi ch\u1ee5p ngo\u00e0i tr\u1eddi n\u1eafng, ISO n\u00ean gi\u1eef \u1edf m\u1ee9c th\u1ea5p, kho\u1ea3ng 100 \u2013 200, gi\u00fap \u1ea3nh s\u00e1ng v\u1eeba ph\u1ea3i, chi ti\u1ebft r\u00f5 r\u00e0ng v\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 nhi\u1ec5u. Trong nh\u00e0 ho\u1eb7c v\u00e0o bu\u1ed5i t\u1ed1i thi\u1ebfu s\u00e1ng, b\u1ea1n c\u00f3 th\u1ec3 t\u0103ng ISO l\u00ean 800 \u2013 1600, nh\u01b0ng kh\u00f4ng n\u00ean \u0111\u1ea9y qu\u00e1 cao tr\u1eeb khi th\u1ef1c s\u1ef1 c\u1ea7n thi\u1ebft. <\/p>\n\n\n\n<p>Tuy nhi\u00ean, nhi\u1ec5u h\u1ea1t (noise) \u0111\u00f4i khi c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 m\u1ed9t hi\u1ec7u \u1ee9ng ngh\u1ec7 thu\u1eadt, t\u1ea1o c\u1ea3m gi\u00e1c c\u1ed5 \u0111i\u1ec3n ho\u1eb7c mood phim, n\u00ean b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ISO theo \u00fd t\u01b0\u1edfng s\u00e1ng t\u1ea1o c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so.jpg\" alt=\"Thong-so-ISO-cua-may-anh-ki-thuat-so\" class=\"wp-image-149132\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Thong-so-co-ban-cua-may-anh-ki-thuat-so-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Th\u00f4ng s\u1ed1 ISO c\u1ee7a m\u00e1y \u1ea3nh <\/figcaption><\/figure>\n\n\n\n<p><strong>T\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp: <\/strong>l\u00e0 kho\u1ea3ng th\u1eddi gian c\u1ea3m bi\u1ebfn \u201cm\u1edf m\u1eaft\u201d \u0111\u1ec3 thu \u00e1nh s\u00e1ng, quy\u1ebft \u0111\u1ecbnh c\u00e1ch chuy\u1ec3n \u0111\u1ed9ng xu\u1ea5t hi\u1ec7n trong \u1ea3nh. T\u1ed1c \u0111\u1ed9 nhanh gi\u00fap m\u00e1y \u201cnh\u00e1y m\u1eaft\u201d t\u1ee9c th\u00ec, b\u1eaft tr\u1ecdn kho\u1ea3nh kh\u1eafc, trong khi t\u1ed1c \u0111\u1ed9 ch\u1eadm cho ph\u00e9p m\u00e1y \u201cnh\u00ecn l\u00e2u\u201d, t\u1ea1o hi\u1ec7u \u1ee9ng m\u1edd \u1ea3o cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng. V\u00ed d\u1ee5, v\u1edbi c\u1ea3nh chuy\u1ec3n \u0111\u1ed9ng nhanh, t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp t\u1eeb 1\/500 gi\u00e2y tr\u1edf l\u00ean s\u1ebd gi\u1eef chi ti\u1ebft s\u1eafc n\u00e9t; c\u00f2n h\u1ea1 xu\u1ed1ng kho\u1ea3ng 1\/15 gi\u00e2y ho\u1eb7c th\u1ea5p h\u01a1n s\u1ebd t\u1ea1o v\u1ec7t m\u1edd ngh\u1ec7 thu\u1eadt. Khi ch\u1ee5p t\u1ed1c \u0111\u1ed9 th\u1ea5p, n\u00ean d\u00f9ng tripod \u0111\u1ec3 h\u1ea1n ch\u1ebf rung m\u00e1y.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng ISO v\u00e0 t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp \u0111\u00fang c\u00e1ch, k\u1ebft h\u1ee3p v\u1edbi kh\u1ea9u \u0111\u1ed9, s\u1ebd gi\u00fap b\u1ea1n ki\u1ec3m so\u00e1t \u00e1nh s\u00e1ng hi\u1ec7u qu\u1ea3, t\u1ea1o ra nh\u1eefng b\u1ee9c \u1ea3nh s\u1ed1ng \u0111\u1ed9ng, s\u1eafc n\u00e9t v\u00e0 \u0111\u00fang \u00fd t\u01b0\u1edfng, \u0111\u1ed3ng th\u1eddi c\u00f2n c\u00f3 th\u1ec3 s\u00e1ng t\u1ea1o v\u1edbi nhi\u1ec5u h\u1ea1t n\u1ebfu mu\u1ed1n.<\/p>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"II_Cac_thong_so_chinh_sua_khac\"><\/span><strong>II. C\u00e1c th\u00f4ng s\u1ed1 ch\u1ec9nh s\u1eeda kh\u00e1c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ngo\u00e0i tam gi\u00e1c ph\u01a1i s\u00e1ng (ISO \u2013 t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp \u2013 kh\u1ea9u \u0111\u1ed9), m\u00e1y \u1ea3nh c\u00f2n c\u00f3 nhi\u1ec1u th\u00f4ng s\u1ed1 kh\u00e1c gi\u00fap b\u1ea1n ki\u1ec3m so\u00e1t \u00e1nh s\u00e1ng, m\u00e0u s\u1eafc v\u00e0 \u0111\u1ed9 s\u1eafc n\u00e9t t\u1ed1t h\u01a1n. \u0110\u00e2y l\u00e0 nh\u1eefng thi\u1ebft l\u1eadp quan tr\u1ecdng m\u00e0 ng\u01b0\u1eddi m\u1edbi n\u00ean l\u00e0m quen:<\/p>\n\n\n\n<ul>\n<li><strong>B\u00f9 tr\u1eeb s\u00e1ng (Exposure Compensation):<\/strong> Khi ch\u1ee5p \u1edf ch\u1ebf \u0111\u1ed9 b\u00e1n t\u1ef1 \u0111\u1ed9ng ho\u1eb7c t\u1ef1 \u0111\u1ed9ng, m\u00e1y \u1ea3nh s\u1ebd t\u1ef1 \u0111o s\u00e1ng, nh\u01b0ng \u0111\u00f4i khi k\u1ebft qu\u1ea3 ch\u01b0a ch\u00ednh x\u00e1c (v\u00ed d\u1ee5 ch\u1ee5p ng\u01b0\u1ee3c s\u00e1ng khi\u1ebfn ch\u1ee7 th\u1ec3 t\u1ed1i). L\u00fac n\u00e0y, \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng s\u1ed1 b\u00f9 tr\u1eeb s\u00e1ng (\u00b1EV) s\u1ebd gi\u00fap \u1ea3nh s\u00e1ng h\u01a1n ho\u1eb7c t\u1ed1i \u0111i m\u00e0 kh\u00f4ng c\u1ea7n thay \u0111\u1ed5i ISO, kh\u1ea9u \u0111\u1ed9 hay t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp.<\/li>\n\n\n\n<li><strong>C\u00e2n b\u1eb1ng tr\u1eafng (White Balance):<\/strong> Gi\u00fap m\u00e0u s\u1eafc theo ngu\u1ed3n s\u00e1ng m\u00f4i tr\u01b0\u1eddng. C\u00e1c ch\u1ebf \u0111\u1ed9 nh\u01b0 Auto WB (t\u1ef1 \u0111\u1ed9ng), ho\u1eb7c tinh ch\u1ec9nh theo \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 nh\u01b0 Daylight (\u00e1nh s\u00e1ng ban ng\u00e0y), Cloudy (tr\u1eddi nhi\u1ec1u m\u00e2y), Tungsten (\u00e1nh \u0111\u00e8n s\u1ee3i t\u00f3c), Fluorescent (\u00e1nh \u0111\u00e8n hu\u1ef3nh quang), ho\u1eb7c t\u00f9y ch\u1ec9nh th\u1ee7 c\u00f4ng l\u00e0 nh\u1eefng th\u00f4ng s\u1ed1 d\u00f9ng cho v\u1ea5n \u0111\u1ec1 n\u00e0y. <\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang.jpg\" alt=\"Bang-cai-dat-can-bang-trang\" class=\"wp-image-149147\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2025\/10\/Bang-cai-dat-can-bang-trang-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">B\u1ea3ng c\u00e0i \u0111\u1eb7t c\u00e2n b\u1eb1ng tr\u1eafng <\/figcaption><\/figure>\n\n\n\n<ul>\n<li><strong>L\u1ea5y n\u00e9t (Focus Mode &amp; Focus Point):<\/strong> \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ee7 th\u1ec3 r\u00f5 n\u00e9t, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn ch\u1ebf \u0111\u1ed9 l\u1ea5y n\u00e9t t\u1ef1 \u0111\u1ed9ng (AF), l\u1ea5y n\u00e9t tay (MF), ho\u1eb7c thay \u0111\u1ed5i \u0111i\u1ec3m l\u1ea5y n\u00e9t \u0111\u1ec3 ki\u1ec3m so\u00e1t v\u00f9ng c\u1ea7n nh\u1ea5n m\u1ea1nh.<\/li>\n\n\n\n<li><strong>Ti\u00eau c\u1ef1 (Focal Length):<\/strong> Th\u00f4ng s\u1ed1 n\u00e0y quy\u1ebft \u0111\u1ecbnh g\u00f3c nh\u00ecn v\u00e0 ph\u1ed1i c\u1ea3nh. Ti\u00eau c\u1ef1 ng\u1eafn (18mm, 24mm) cho g\u00f3c r\u1ed9ng, ph\u00f9 h\u1ee3p ch\u1ee5p phong c\u1ea3nh; ti\u00eau c\u1ef1 d\u00e0i (85mm, 200mm) gi\u00fap x\u00f3a ph\u00f4ng m\u1ea1nh v\u00e0 ch\u1ee5p ch\u00e2n dung n\u1ed5i b\u1eadt.<\/li>\n\n\n\n<li><strong>Ch\u1ebf \u0111\u1ed9 \u0111o s\u00e1ng (Metering Mode):<\/strong> X\u00e1c \u0111\u1ecbnh v\u00f9ng s\u00e1ng t\u1ed1i m\u00e0 m\u00e1y \u1ea3nh d\u00f9ng \u0111\u1ec3 t\u00ednh to\u00e1n ph\u01a1i s\u00e1ng. C\u00e1c ch\u1ebf \u0111\u1ed9 ph\u1ed5 bi\u1ebfn g\u1ed3m \u0111o s\u00e1ng to\u00e0n c\u1ea3nh (Matrix\/Evaluative), \u0111o s\u00e1ng trung t\u00e2m (Center-weighted), v\u00e0 \u0111o s\u00e1ng \u0111i\u1ec3m (Spot Metering).<\/li>\n\n\n\n<li><strong>\u0110\u1ecbnh d\u1ea1ng \u1ea3nh (JPEG vs RAW):<\/strong> \u0110\u1ecbnh d\u1ea1ng JPEG nh\u1ecf g\u1ecdn, ti\u1ec7n d\u1ee5ng \u0111\u1ec3 chia s\u1ebb ngay c\u00f2n d\u1ea1ng RAW gi\u1eef nguy\u00ean d\u1eef li\u1ec7u \u1ea3nh, dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0ng linh ho\u1ea1t cho h\u1eadu k\u1ef3.<\/li>\n\n\n\n<li><strong>Ch\u1ed1ng rung (Image Stabilization):<\/strong> Gi\u00fap h\u1ea1n ch\u1ebf nh\u00f2e m\u1edd khi ch\u1ee5p \u1edf t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp th\u1ea5p ho\u1eb7c khi kh\u00f4ng d\u00f9ng tripod. M\u1ed9t s\u1ed1 m\u00e1y \u1ea3nh v\u00e0 \u1ed1ng k\u00ednh c\u00f3 ch\u1ed1ng rung t\u00edch h\u1ee3p, r\u1ea5t h\u1eefu \u00edch khi ch\u1ee5p trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng.<\/li>\n<\/ul>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"III_Ket_luan\"><\/span><strong>III<\/strong>. <strong>K\u1ebft lu\u1eadn<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Vi\u1ec7c hi\u1ec3u v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 m\u00e1y \u1ea3nh s\u1ebd gi\u00fap b\u1ea1n ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n \u00e1nh s\u00e1ng, m\u00e0u s\u1eafc v\u00e0 \u0111\u1ed9 n\u00e9t, t\u1eeb \u0111\u00f3 t\u1ea1o ra nh\u1eefng b\u1ee9c \u1ea3nh \u0111\u00fang \u00fd v\u00e0 mang d\u1ea5u \u1ea5n ri\u00eang. \u0110\u1eebng ng\u1ea1i th\u1eed nghi\u1ec7m nhi\u1ec1u thi\u1ebft l\u1eadp kh\u00e1c nhau b\u1edfi ch\u00ednh tr\u1ea3i nghi\u1ec7m th\u1ef1c t\u1ebf s\u1ebd r\u00e8n luy\u1ec7n k\u1ef9 n\u0103ng v\u00e0 nu\u00f4i d\u01b0\u1ee1ng phong c\u00e1ch ch\u1ee5p c\u1ee7a b\u1ea1n. H\u00e3y c\u1ea7m m\u00e1y l\u00ean v\u00e0 b\u1eaft \u0111\u1ea7u kh\u00e1m ph\u00e1 ngay h\u00f4m nay c\u00f9ng Phong V\u0169 Tech News nh\u00e9!<\/p>\n\n\n\n<p><strong>B\u00e0i vi\u1ebft li\u00ean quan: <\/strong><\/p>\n\n\n\n<ul>\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/12-cach-chinh-may-anh-nikon-chup-dep-net\/\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/12-cach-chinh-may-anh-nikon-chup-dep-net\/\" target=\"_blank\" rel=\"noreferrer noopener\">12 c\u00e1ch ch\u1ec9nh m\u00e1y \u1ea3nh Nikon ch\u1ee5p \u0111\u1eb9p n\u00e9t, kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/loi-thuong-gap-tren-may-anh-canon-va-cach-khac-phuc\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/loi-thuong-gap-tren-may-anh-canon-va-cach-khac-phuc\/\" rel=\"noreferrer noopener\">C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p tr\u00ean m\u00e1y \u1ea3nh Canon v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/co-nen-mua-may-anh-mini-chup-hinh-lay-ngay\/\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/co-nen-mua-may-anh-mini-chup-hinh-lay-ngay\/\" target=\"_blank\" rel=\"noreferrer noopener\">C\u00f3 n\u00ean mua m\u00e1y \u1ea3nh mini ch\u1ee5p h\u00ecnh l\u1ea5y ngay n\u0103m 2025 kh\u00f4ng?<\/a><\/li>\n<\/ul>\n\n\n\n<h3><strong> <\/strong><\/h3>\n","protected":false},"excerpt":{"rendered":"<p>Khi m\u1edbi b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi nhi\u1ebfp \u1ea3nh, kh\u00f4ng \u00edt ng\u01b0\u1eddi c\u1ea3m th\u1ea5y b\u1ed1i r\u1ed1i tr\u01b0\u1edbc h\u00e0ng lo\u1ea1t k\u00fd hi\u1ec7u v\u00e0 n\u00fat b\u1ea5m tr\u00ean chi\u1ebfc m\u00e1y \u1ea3nh. Tuy nhi\u00ean, \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t b\u1ee9c \u1ea3nh \u0111\u1eb9p, b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i ghi nh\u1edb t\u1ea5t c\u1ea3. Ch\u1ec9 c\u1ea7n n\u1eafm v\u1eefng m\u1ed9t v\u00e0i th\u00f4ng s\u1ed1 m\u00e1y \u1ea3nh c\u01a1 [&hellip;]<\/p>\n","protected":false},"author":51,"featured_media":149188,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[4382],"tags":[634],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27191"}],"collection":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/users\/51"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=27191"}],"version-history":[{"count":5,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27191\/revisions"}],"predecessor-version":[{"id":149394,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27191\/revisions\/149394"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/149188"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=27191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=27191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=27191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}