{"id":7553,"date":"2026-05-02T09:42:43","date_gmt":"2026-05-02T02:42:43","guid":{"rendered":"https:\/\/nhiepanhvacongnghe.com\/?p=7553"},"modified":"2026-10-11T11:04:08","modified_gmt":"2026-10-11T04:04:08","slug":"do-net-trong-bai-test-thuc-te-trong-nhu-the-nao-trong-anh","status":"publish","type":"post","link":"https:\/\/nhiepanhvacongnghe.com\/index.php\/2026\/05\/02\/do-net-trong-bai-test-thuc-te-trong-nhu-the-nao-trong-anh\/","title":{"rendered":"\u0110\u1ed9 n\u00e9t trong b\u00e0i test th\u1ef1c t\u1ebf tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0o trong \u1ea3nh?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">B\u00e0i vi\u1ebft n\u00e0y nh\u1eb1m gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n c\u00e1c con s\u1ed1 <strong>\u0111\u1ed9 n\u00e9t<\/strong> m\u00e0 ch\u00fang t\u00f4i th\u01b0\u1eddng d\u00f9ng khi \u0111\u00e1nh gi\u00e1 \u1ed1ng k\u00ednh \u2013 c\u1ee5 th\u1ec3 l\u00e0 gi\u00e1 tr\u1ecb <strong>LW\/PH MTF50<\/strong> \u0111o b\u1eb1ng ph\u1ea7n m\u1ec1m Imatest. \u0110\u00e2y l\u00e0 l\u1ea7n \u0111\u1ea7u b\u1ea1n c\u00f3 th\u1ec3 \u201cnh\u00ecn th\u1ea5y t\u1eadn m\u1eaft\u201d nh\u1eefng con s\u1ed1 \u0111\u00f3 t\u01b0\u01a1ng \u1ee9ng v\u1edbi \u1ea3nh th\u1ef1c t\u1ebf ra sao.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-1.png\" alt=\"\" class=\"wp-image-7556\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-1.png 800w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-1-300x169.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-1-768x432.png 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">MTF50 l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">MTF (Modulation Transfer Function) \u0111o kh\u1ea3 n\u0103ng <strong>gi\u1eef l\u1ea1i \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n<\/strong> c\u1ee7a chi ti\u1ebft trong \u1ea3nh so v\u1edbi th\u1ef1c t\u1ebf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u \u0111\u01a1n gi\u1ea3n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Test chart c\u00f3 c\u00e1c v\u1ea1ch tr\u1eafng \u2013 \u0111en ng\u00e0y c\u00e0ng m\u1ecfng<\/li>\n\n\n\n<li>\u1ed0ng k\u00ednh t\u1ed1t \u2192 v\u1eabn ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c v\u1ea1ch m\u1ecfng<\/li>\n\n\n\n<li>\u1ed0ng k\u00ednh k\u00e9m \u2192 c\u00e1c v\u1ea1ch b\u1ecb \u201ch\u00f2a v\u00e0o nhau\u201d th\u00e0nh m\u00e0u x\u00e1m<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 <strong>MTF50<\/strong> tr\u1ea3 l\u1eddi c\u00e2u h\u1ecfi:<br>\u201c\u1ede m\u1ee9c \u0111\u1ed9 chi ti\u1ebft n\u00e0o th\u00ec \u1ea3nh v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c <strong>50% \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n ban \u0111\u1ea7u<\/strong>?\u201d<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">LW\/PH l\u00e0 g\u00ec?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vi\u1ebft t\u1eaft c\u1ee7a <strong>Line Widths Per Picture Height<\/strong><\/li>\n\n\n\n<li>Ngh\u0129a l\u00e0: c\u00f3 bao nhi\u00eau \u201cv\u1ea1ch\u201d ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c theo chi\u1ec1u cao \u1ea3nh<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 S\u1ed1 c\u00e0ng cao = chi ti\u1ebft c\u00e0ng m\u1ecbn = \u1ea3nh c\u00e0ng n\u00e9t<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">L\u01b0u \u00fd quan tr\u1ecdng<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C\u00e1c \u1ea3nh minh h\u1ecda l\u00e0 <strong>crop 100%<\/strong> t\u1eeb file g\u1ed1c 45MP ch\u1ee5p b\u1eb1ng Nikon Z7<\/li>\n\n\n\n<li>Kh\u00f4ng sharpen, kh\u00f4ng ch\u1ec9nh quang sai<\/li>\n\n\n\n<li>Test chart l\u00e0m l\u1ed9 r\u00f5 kh\u00e1c bi\u1ec7t h\u01a1n \u1ea3nh th\u1ef1c t\u1ebf<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Ngo\u00e0i \u0111\u1eddi: s\u1ef1 kh\u00e1c bi\u1ec7t s\u1ebd <strong>kh\u00f3 th\u1ea5y h\u01a1n nhi\u1ec1u<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ee9c \u0111\u1ed9 n\u00e9t qua t\u1eebng gi\u00e1 tr\u1ecb MTF50<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd34 ~500 LW\/PH \u2013 R\u1ea5t k\u00e9m<\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-2.png\" alt=\"\" class=\"wp-image-7557\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-2.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-2-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-2-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-2-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>510 LW\/PH MTF50.<\/strong>&nbsp;Top left corner. Zoom-Nikkor 43-86mm f\/3.5 Ai-S at 86mm, f\/3.5<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. 1000 LW\/PH MTF50<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>R\u1ea5t m\u1edd, m\u1ea5t chi ti\u1ebft<\/li>\n\n\n\n<li>Hi\u1ebfm g\u1eb7p, ch\u1ec9 th\u1ea5y \u1edf \u1ed1ng k\u00ednh r\u1ea5t c\u0169<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe0 ~1000 LW\/PH \u2013 K\u00e9m<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ea2nh m\u1edd r\u00f5 r\u1ec7t<\/li>\n\n\n\n<li>C\u00f3 th\u1ec3:\n<ul class=\"wp-block-list\">\n<li>Nh\u00f2e (smearing)<\/li>\n\n\n\n<li>Ho\u1eb7c thi\u1ebfu chi ti\u1ebft (out-of-focus look)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-3.png\" alt=\"\" class=\"wp-image-7558\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-3.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-3-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-3-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-3-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>1025 LW\/PH MTF50.<\/strong>\u00a0Top right corner. Voigtlander Nokton 50mm f\/1 at f\/1.4<br><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-4.png\" alt=\"\" class=\"wp-image-7559\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-4.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-4-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-4-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-4-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>973 LW\/PH MTF50.<\/strong>\u00a0Bottom left corner. Nikon Z 35mm f\/1.4 at f\/1.4<br><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-5.png\" alt=\"\" class=\"wp-image-7560\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-5.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-5-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-5-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-5-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>955 LW\/PH MTF50.<\/strong>\u00a0Lower right midframe. Zoom-Nikkor 43-86mm f\/3.5 Ai-S at 86mm, f\/3.5<br><br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 M\u1ed9t s\u1ed1 lens v\u1eabn c\u00f3 th\u1ec3 r\u01a1i v\u00e0o m\u1ee9c n\u00e0y \u1edf g\u00f3c khi m\u1edf kh\u1ea9u l\u1edbn<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe1 ~1500 LW\/PH \u2013 T\u1ea1m \u1ed5n<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>D\u00f9ng \u0111\u01b0\u1ee3c<\/li>\n\n\n\n<li>In \u1ea3nh l\u1edbn v\u1eabn \u1ed5n<\/li>\n\n\n\n<li>Nh\u01b0ng ch\u01b0a \u201c\u0111\u00e3 m\u1eaft\u201d<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-6.png\" alt=\"\" class=\"wp-image-7561\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-6.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-6-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-6-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-6-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>1511 LW\/PH MTF50.<\/strong><em>\u00a0Top left corner. Voigtlander APO-Lanthar 50mm f\/2 at f\/16<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"936\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-7.png\" alt=\"\" class=\"wp-image-7562\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-7.png 936w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-7-293x300.png 293w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-7-768x788.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>1534 LW\/PH MTF50.<\/strong>\u00a0Top left corner. Nikon Z 28-400mm f\/4-8 at 70mm, f\/8<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe2 ~2000 LW\/PH \u2013 Kh\u00e1 n\u00e9t<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u00e2y l\u00e0 m\u1ee9c \u201c\u0111\u00e1ng tin c\u1eady\u201d<\/li>\n\n\n\n<li>\u1ed0ng k\u00ednh t\u1ed1t hi\u1ec7n nay n\u00ean \u0111\u1ea1t \u0111\u01b0\u1ee3c<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-8.png\" alt=\"\" class=\"wp-image-7563\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-8.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-8-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-8-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-8-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>1955 LW\/PH MTF50.<\/strong><em>\u00a0Top left corner. Nikon Z 14-24mm f\/2.8 S at 14mm, f\/8<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 N\u1ebfu \u1ea3nh \u0111\u1eb9p, b\u1ea1n g\u1ea7n nh\u01b0 <strong>kh\u00f4ng c\u00f3 g\u00ec \u0111\u1ec3 ph\u00e0n n\u00e0n<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd35 ~2500 LW\/PH \u2013 R\u1ea5t t\u1ed1t<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Chu\u1ea9n c\u1ee7a lens hi\u1ec7n \u0111\u1ea1i<\/li>\n\n\n\n<li>Midframe th\u01b0\u1eddng \u0111\u1ea1t m\u1ee9c n\u00e0y<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-9.png\" alt=\"\" class=\"wp-image-7564\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-9.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-9-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-9-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-9-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>2573 LW\/PH MTF50.<\/strong>\u00a0Center. Nikon Z 58mm f\/0.95 S Noct at f\/0.95<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 S\u1ef1 kh\u00e1c bi\u1ec7t so v\u1edbi 2000 b\u1eaft \u0111\u1ea7u <strong>kh\u00f3 nh\u1eadn ra h\u01a1n<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udfe3 ~3000 LW\/PH \u2013 R\u1ea5t s\u1eafc<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Trung t\u00e2m \u1ea3nh c\u1ee7a lens t\u1ed1t n\u00ean \u0111\u1ea1t<\/li>\n\n\n\n<li>M\u1ed9t s\u1ed1 lens cao c\u1ea5p \u0111\u1ea1t c\u1ea3 midframe<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-11.png\" alt=\"\" class=\"wp-image-7566\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-11.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-11-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-11-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-11-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>3028 LW\/PH MTF50.<\/strong><em>\u00a0Center. Nikon Z 14-24mm f\/2.8 S at 20mm, f\/8<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u26ab ~3500 LW\/PH \u2013 C\u1ef1c n\u00e9t<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ee7 y\u1ebfu th\u1ea5y \u1edf <strong>\u1ed1ng prime cao c\u1ea5p<\/strong><\/li>\n\n\n\n<li>Zoom b\u1eaft \u0111\u1ea7u \u0111\u1ea1t \u0111\u01b0\u1ee3c nh\u01b0ng ch\u01b0a ph\u1ed5 bi\u1ebfn<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-12.png\" alt=\"\" class=\"wp-image-7567\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-12.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-12-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-12-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-12-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>3580 LW\/PH MTF50.<\/strong><em>\u00a0Center. Nikon Z 58mm f\/0.95 S Noct at f\/1.6<\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u26aa ~4000+ LW\/PH \u2013 \u0110\u1ec9nh cao<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ch\u1ec9 c\u00f3 \u1edf nh\u1eefng lens s\u1eafc nh\u1ea5t<\/li>\n\n\n\n<li>Th\u01b0\u1eddng ch\u1ec9 \u0111\u1ea1t \u1edf <strong>trung t\u00e2m<\/strong><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"960\" height=\"960\" src=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-13.png\" alt=\"\" class=\"wp-image-7568\" srcset=\"https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-13.png 960w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-13-300x300.png 300w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-13-150x150.png 150w, https:\/\/nhiepanhvacongnghe.com\/wp-content\/uploads\/2026\/05\/image-13-768x768.png 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><\/figure>\n\n\n\n<p class=\"has-text-align-center has-small-font-size wp-block-paragraph\"><strong>4036 LW\/PH MTF50.<\/strong><em>\u00a0Center. Nikon Z 58mm f\/0.95 S Noct at f\/2.8<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nikon Z 58mm f\/0.95 S Noct<\/li>\n\n\n\n<li>Nikon Z 135mm f\/1.8 S Plena<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110i\u1ec1u r\u00fat ra quan tr\u1ecdng \ud83d\udd11<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Tr\u00ean ~2500 \u2192 kh\u00e1c bi\u1ec7t r\u1ea5t nh\u1ecf<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>3000 vs 4000 g\u1ea7n nh\u01b0 <strong>kh\u00f4ng th\u1ea5y ngo\u00e0i \u0111\u1eddi<\/strong><\/li>\n\n\n\n<li>Ch\u1ee7 y\u1ebfu ch\u1ec9 th\u1ea5y trong lab<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. D\u01b0\u1edbi 2000 \u2192 kh\u00e1c bi\u1ec7t r\u1ea5t l\u1edbn<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1000 vs 1500 = kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng<\/li>\n\n\n\n<li>\u0110\u00e2y m\u1edbi l\u00e0 v\u00f9ng c\u1ea7n quan t\u00e2m<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u201c\u0110\u1ed9 n\u00e9t s\u00e0n\u201d quan tr\u1ecdng h\u01a1n \u201c\u0111\u1ec9nh\u201d<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ed d\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lens A:\n<ul class=\"wp-block-list\">\n<li>Center: 4000<\/li>\n\n\n\n<li>Corner: 1300<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Lens B:\n<ul class=\"wp-block-list\">\n<li>Center: 3500<\/li>\n\n\n\n<li>Corner: 1600<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Lens B th\u1ef1c t\u1ebf <strong>c\u00f3 th\u1ec3 t\u1ed1t h\u01a1n<\/strong> v\u00ec:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ea2nh \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n<\/li>\n\n\n\n<li>G\u00f3c kh\u00f4ng b\u1ecb \u201ct\u1ee5t ch\u1ea5t l\u01b0\u1ee3ng\u201d<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ed9t c\u00e2u h\u1ecfi th\u00fa v\u1ecb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1eefa:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ed0ng c\u1ef1c n\u00e9t \u1edf trung t\u00e2m nh\u01b0ng y\u1ebfu \u1edf g\u00f3c<\/li>\n\n\n\n<li>V\u00e0 \u1ed1ng n\u00e9t \u0111\u1ec1u to\u00e0n khung<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 B\u1ea1n ch\u1ecdn c\u00e1i n\u00e0o?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00e1c gi\u1ea3 nghi\u00eang v\u1ec1 <strong>\u0111\u1ed9 n\u00e9t \u1ed5n \u0111\u1ecbnh to\u00e0n khung<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Vai tr\u00f2 c\u1ee7a c\u1ea3m bi\u1ebfn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 n\u00e9t kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c lens:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1ed9 ph\u00e2n gi\u1ea3i c\u1ea3m bi\u1ebfn<\/li>\n\n\n\n<li>Filter stack<\/li>\n\n\n\n<li>K\u00edch th\u01b0\u1edbc sensor<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 Lens test tr\u00ean m\u00e1y kh\u00e1c nhau \u2192 <strong>kh\u00f4ng so tr\u1ef1c ti\u1ebfp \u0111\u01b0\u1ee3c<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Lens ng\u00e0y c\u00e0ng s\u1eafc (4000+ ph\u1ed5 bi\u1ebfn h\u01a1n)<\/li>\n\n\n\n<li>C\u1ea3m bi\u1ebfn 45MP b\u1eaft \u0111\u1ea7u <strong>ch\u1ea1m gi\u1edbi h\u1ea1n<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 C\u00f3 th\u1ec3 c\u1ea7n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>100MP<\/li>\n\n\n\n<li>200MP<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0111\u1ec3 t\u1eadn d\u1ee5ng h\u1ebft s\u1ee9c m\u1ea1nh \u1ed1ng k\u00ednh<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0110\u1eebng qu\u00e1 \u00e1m \u1ea3nh con s\u1ed1 l\u1edbn<\/li>\n\n\n\n<li>Tr\u00ean th\u1ef1c t\u1ebf:\n<ul class=\"wp-block-list\">\n<li>2500 = \u0111\u00e3 r\u1ea5t t\u1ed1t<\/li>\n\n\n\n<li>Quan tr\u1ecdng h\u01a1n l\u00e0 <strong>\u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 tr\u1ea3i nghi\u1ec7m ch\u1ee5p<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc49 M\u1ed9t \u1ed1ng k\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nh\u1eb9<\/li>\n\n\n\n<li>N\u00e9t \u1ed5n \u0111\u1ecbnh<\/li>\n\n\n\n<li>D\u1ec5 d\u00f9ng<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u2026th\u01b0\u1eddng \u0111\u00e1ng gi\u00e1 h\u01a1n m\u1ed9t \u1ed1ng \u201csi\u00eau n\u00e9t trong lab\u201d.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u00e0i vi\u1ebft n\u00e0y nh\u1eb1m gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n c\u00e1c con s\u1ed1 \u0111\u1ed9 n\u00e9t m\u00e0 ch\u00fang t\u00f4i th\u01b0\u1eddng d\u00f9ng khi \u0111\u00e1nh gi\u00e1 \u1ed1ng k\u00ednh \u2013 c\u1ee5 th\u1ec3 l\u00e0\u2026<\/p>\n","protected":false},"author":7,"featured_media":7554,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8,4],"tags":[61,184],"class_list":["post-7553","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-danh-gia-san-pham","category-tech","tag-chup-anh","tag-nhiepanhvacongnghe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - 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