T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nKh\u00f3a l\u1ea5y n\u00e9t l\u00e0 k\u1ef9 thu\u1eadt ho\u00e0n h\u1ea3o \u0111\u1ec3 s\u1eed d\u1ee5ng khi b\u1ea1n mu\u1ed1n thay \u0111\u1ed5i th\u00e0nh ph\u1ea7n b\u1eb1ng c\u00e1ch \u0111\u1ecbnh v\u1ecb \u0111\u1ed1i t\u01b0\u1ee3ng trong c\u00e1c khu v\u1ef1c kh\u00e1c nhau c\u1ee7a khung h\u00ecnh.<\/p>\n
Khi \u0111\u00e3 kh\u00f3a ti\u00eau \u0111i\u1ec3m, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecbnh v\u1ecb \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf b\u1ea5t k\u1ef3 v\u1ecb tr\u00ed n\u00e0o trong khung h\u00ecnh, v\u00e0 n\u1ebfu b\u1ea1n v\u1eabn \u1edf c\u00f9ng m\u1ed9t kho\u1ea3ng c\u00e1ch, th\u00ec s\u1ebd r\u1ea5t s\u1eafc n\u00e9t.<\/p>\n
\u0110i\u1ec1u n\u00e0y r\u1ea5t h\u1eefu \u00edch tr\u00ean c\u00e1c m\u00e1y \u1ea3nh c\u00f3 s\u1ed1 \u0111i\u1ec3m AF h\u1ea1n ch\u1ebf, v\u00ec ch\u00fang ch\u1ec9 cho ph\u00e9p b\u1ea1n t\u1eadp trung v\u00e0o m\u1ed9t s\u1ed1 v\u00f9ng h\u1ea1n ch\u1ebf trong c\u1ea3nh c\u1ee7a b\u1ea1n. S\u1eed d\u1ee5ng kh\u00f3a l\u1ea5y n\u00e9t, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1eb7t \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf c\u00e1c khu v\u1ef1c c\u1ee7a khung, n\u01a1i kh\u00f4ng c\u00f3 \u0111i\u1ec3m AF th\u00edch h\u1ee3p n\u00e0o.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\n\u0110\u1ec3 s\u1eed d\u1ee5ng kh\u00f3a l\u1ea5y n\u00e9t, b\u1ea1n c\u1ea7n ph\u1ea3i \u0111\u1eb7t m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n \u0111\u1ec3 ch\u1ebf \u0111\u1ed9 l\u1ea5y n\u00e9t t\u1ef1 \u0111\u1ed9ng duy nh\u1ea5t (AF-S). Sau \u0111\u00f3, khung c\u1ea3nh \u0111\u1ec3 ch\u1ee7 th\u1ec3 c\u1ee7a b\u1ea1n \u1edf gi\u1eefa v\u00e0 nh\u1ea5n n\u00fat cho \u0111\u1ebfn khi m\u00e1y \u1ea3nh l\u1ea5y n\u00e9t.<\/p>\n
B\u1ea1n c\u00f3 th\u1ec3 s\u1eafp x\u1ebfp l\u1ea1i h\u00ecnh \u1ea3nh sao cho ch\u1ee7 th\u1ec3 \u1edf b\u1ea5t c\u1ee9 v\u1ecb tr\u00ed n\u00e0o trong khung h\u00ecnh, nh\u01b0ng b\u1ea1n ph\u1ea3i gi\u1eef ng\u00f3n tay nh\u1ea5n n\u1eeda n\u00fat ch\u1ee5p, v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n kh\u00f4ng thay \u0111\u1ed5i kho\u1ea3ng c\u00e1ch gi\u1eefa b\u1ea1n v\u00e0 ch\u1ee7 th\u1ec3. Sau \u0111\u00f3, khi b\u1ea1n \u0111\u00e3 h\u00e0i l\u00f2ng v\u1edbi th\u00e0nh ph\u1ea7n, b\u1ea1n c\u00f3 th\u1ec3 nh\u1ea5n n\u00fat ch\u1ee5p ho\u00e0n to\u00e0n \u0111\u1ec3 ch\u1ee5p.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: T\u1ef1 \u0111\u1ed9ng ch\u1ecdn \u0111i\u1ec3m AF<\/strong><\/p>\nGi\u1ed1ng nh\u01b0 nhi\u1ec1u ch\u1ee9c n\u0103ng t\u1ef1 \u0111\u1ed9ng, vi\u1ec7c ch\u1ecdn \u0111i\u1ec3m AF t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng ch\u1ecdn \u0111i\u1ec3m AF t\u01b0\u01a1ng \u1ee9ng v\u1edbi \u0111i\u1ec1u m\u00e0 b\u1ea1n mu\u1ed1n l\u1ea5y n\u00e9t v\u00e0o.<\/p>\n
B\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady v\u00e0 nh\u1ea5t qu\u00e1n h\u01a1n b\u1eb1ng c\u00e1ch ch\u1ecdn \u0111i\u1ec3m AF theo c\u00e1ch th\u1ee7 c\u00f4ng, ho\u1eb7c ch\u1ec9 c\u1ea7n \u0111\u1ec3 n\u00f3 \u0111\u1eb7t \u1edf \u0111i\u1ec3m AF trung t\u00e2m v\u00e0 s\u1eed d\u1ee5ng k\u1ef9 thu\u1eadt kh\u00f3a l\u1ea5y n\u00e9t \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 \u1edf tr\u00ean.<\/p>\n
Ch\u1ecdn \u0111i\u1ec3m AF th\u1ee7 c\u00f4ng<\/strong><\/p>\nTrong khi kh\u00f3a l\u1ea5y n\u00e9t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n v\u00e0 hi\u1ec7u qu\u1ea3 \u0111\u1ec3 l\u1ea5y n\u00e9t v\u00e0o c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf ngo\u00e0i trung t\u00e2m, n\u00f3 kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng l\u00e0 l\u1ef1a ch\u1ecdn thu\u1eadn ti\u1ec7n nh\u1ea5t. N\u1ebfu ch\u1ee7 \u0111\u1ec1 c\u1ee7a b\u1ea1n li\u00ean t\u1ee5c n\u1eb1m \u1edf v\u1ecb tr\u00ed ngo\u00e0i trung t\u00e2m cho m\u1ed9t lo\u1ea1t c\u00e1c h\u00ecnh \u1ea3nh, b\u1ea1n n\u00ean t\u1ef1 ch\u1ecdn m\u1ed9t \u0111i\u1ec3m AF t\u01b0\u01a1ng \u1ee9ng v\u1edbi v\u1ecb tr\u00ed \u0111\u00f3 trong khung h\u00ecnh.<\/p>\n
\u0110\u00e2y c\u0169ng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t n\u1ebfu ch\u1ee7 th\u1ec3 c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 di chuy\u1ec3n g\u1ea7n ho\u1eb7c xa h\u01a1n m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n trong th\u1eddi gian b\u1ea1n c\u1ea7n l\u1ea5y n\u00e9t v\u00e0 s\u1eafp x\u1ebfp l\u1ea1i.<\/p>\n
<\/span>C\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh Nikon thi\u1ebft y\u1ebfu: 1. Focus Tracking<\/strong><\/span><\/h3>\n![\"\"](\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/sites\/2\/2019\/09\/cai-dat-focus-tracking.jpg\" "\\"\\"")
<\/p>\n
Khi b\u1ea1n \u0111ang ch\u1ee5p c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng di chuy\u1ec3n, b\u1ea1n c\u1ea7n ph\u1ea3i ch\u1ecdn ch\u1ebf \u0111\u1ed9 l\u1ea5y n\u00e9t \u0111\u00fang \u0111\u1ec3 gi\u1eef ch\u00fang s\u1eafc n\u00e9t. \u0110\u00e2y l\u00e0 c\u00e1ch\u2026<\/p>\n
T\u00f3m l\u1ea1i n\u00f3 l\u00e0 g\u00ec?<\/strong><\/p>\nC\u00f3 ba ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u00e9t ch\u00ednh tr\u00ean DSLR Nikon : single(\u0111\u01a1n), continuous(li\u00ean t\u1ee5c) v\u00e0 automatic(t\u1ef1 \u0111\u1ed9ng). N\u1ebfu b\u1ea1n mu\u1ed1n theo d\u00f5i m\u1ed9t ch\u1ee7 \u0111\u1ec1 chuy\u1ec3n \u0111\u1ed9ng, b\u1ea1n c\u1ea7n ch\u1ecdn ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u00e9t li\u00ean t\u1ee5c (AF-C).<\/p>\n
Trong ch\u1ebf \u0111\u1ed9 n\u00e0y, m\u00e1y \u1ea3nh s\u1ebd li\u00ean t\u1ee5c \u0111i\u1ec1u ch\u1ec9nh l\u1ea5y n\u00e9t b\u1ea5t c\u1ee9 khi n\u00e0o m\u00e0n tr\u1eadp \u0111\u01b0\u1ee3c nh\u1ea5n m\u1ed9t n\u1eeda, cho ph\u00e9p n\u00f3 theo d\u00f5i c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111ang di chuy\u1ec3n v\u1ec1 ph\u00eda ho\u1eb7c c\u00e1ch xa m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n.<\/p>\n
T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nCh\u1ee5p c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng l\u1ea5y n\u00e9t n\u00e0o, do \u0111\u00f3 b\u1ea1n c\u1ea7n ph\u1ea3i ch\u1ecdn \u0111\u00fang ch\u1ebf \u0111\u1ed9 \u0111\u1ec3 t\u1ea1o cho m\u00ecnh nh\u1eefng c\u01a1 h\u1ed9i t\u1ed1t nh\u1ea5t \u0111\u1ec3 gi\u1eef cho \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ee7a b\u1ea1n s\u1eafc n\u00e9t.<\/p>\n
M\u1eb7c d\u00f9 ch\u1ebf \u0111\u1ed9 AF t\u1ef1 \u0111\u1ed9ng s\u1ebd chuy\u1ec3n \u0111\u1ed5i gi\u1eefa AF \u0111\u01a1n v\u00e0 li\u00ean t\u1ee5c khi ph\u00e1t hi\u1ec7n v\u1eadt di chuy\u1ec3n nh\u01b0ng v\u1eabn t\u1ed1t h\u01a1n khi chuy\u1ec3n m\u00e1y \u1ea3nh sang ch\u1ebf \u0111\u1ed9 AF-C \u0111\u1ec3 n\u00f3 li\u00ean t\u1ee5c theo d\u00f5i c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n
Trong ch\u1ebf \u0111\u1ed9 ch\u1ee5p li\u00ean t\u1ee5c, m\u00e1y \u1ea3nh t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n sang l\u1ea5y n\u00e9t d\u1ef1 \u0111o\u00e1n, \u0111i\u1ec1u n\u00e0y ph\u00e2n t\u00edch chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng v\u00e0 c\u1ed1 g\u1eafng d\u1ef1 \u0111o\u00e1n v\u1ecb tr\u00ed s\u1ebd \u1edf \u0111\u00fang th\u1eddi \u0111i\u1ec3m khi b\u1ea1n k\u00edch ho\u1ea1t m\u00e0n tr\u1eadp.<\/p>\n
N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 ho\u00e0n to\u00e0n kh\u00f4ng th\u1ec3 \u0111\u00e1nh l\u1eeba \u0111\u01b0\u1ee3c, \u0111\u1eb7c bi\u1ec7t khi \u0111\u1ed1i t\u01b0\u1ee3ng di chuy\u1ec3n th\u1ea5t th\u01b0\u1eddng, nh\u01b0ng n\u00f3 v\u1eabn cho b\u1ea1n t\u1ed1c \u0111\u1ed9 \u0111\u00e1nh gi\u00e1 cao nh\u1ea5t c\u1ee7a b\u1ea5t k\u1ef3 ch\u1ebf \u0111\u1ed9 AF n\u00e0o \u0111\u1ec3 di chuy\u1ec3n \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\nM\u1ed9t khi b\u1ea1n \u0111\u00e3 ch\u1ecdn ch\u1ebf \u0111\u1ed9 AF-C, m\u00e1y \u1ea3nh s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh ti\u00eau \u0111i\u1ec3m cho \u0111\u1ebfn khi b\u1ea1n gi\u1eef n\u1eeda ph\u00edm ch\u1ee5p. \u0110\u1ec3 s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 n\u00e0y th\u00e0nh c\u00f4ng, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 gi\u1eef \u0111i\u1ec3m l\u1ea5y n\u00e9t n\u1eb1m tr\u00ean \u0111\u1ed1i t\u01b0\u1ee3ng c\u00e0ng l\u00e2u c\u00e0ng t\u1ed1t, n\u1ebfu kh\u00f4ng m\u00e1y \u1ea3nh s\u1ebd l\u1ea5y n\u00e9t v\u00e0o m\u1ed9t ph\u1ea7n kh\u00e1c c\u1ee7a hi\u1ec7n tr\u01b0\u1eddng, v\u00e0 sau \u0111\u00f3 b\u1ea1n s\u1ebd c\u1ea7n ph\u1ea3i \u0111\u1ecbnh h\u00ecnh l\u1ea1i v\u00e0 \u0111i\u1ec1u ch\u1ec9nh l\u1ea1i, c\u00f3 th\u1ec3 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n b\u1ecf l\u1ee1 th\u1eddi \u0111i\u1ec3m ho\u00e0n h\u1ea3o.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: 3D AF tracking<\/strong><\/p>\nCh\u1ebf \u0111\u1ed9 l\u1ea5y n\u00e9t n\u00e0y d\u1ef1a v\u00e0o ti\u00eau c\u1ef1 kh\u00f3a \u0111\u1ed1i t\u01b0\u1ee3ng, sau \u0111\u00f3 n\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng di chuy\u1ec3n \u0111i\u1ec3m l\u1ea5y n\u00e9t n\u1ebfu \u0111\u1ed1i t\u01b0\u1ee3ng di chuy\u1ec3n trong khung. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p nh\u01b0ng m\u00e1y \u1ea3nh s\u1ebd lu\u00f4n lu\u00f4n c\u1ed1 g\u1eafng x\u00e1c \u0111\u1ecbnh ch\u1ee7 \u0111\u1ec1 ch\u00ednh n\u1ebfu n\u00f3 g\u1ea7n n\u1ec1n ho\u1eb7c c\u00f3 c\u00e1c t\u00f4ng m\u00e0u v\u00e0 m\u00e0u s\u1eafc t\u01b0\u01a1ng t\u1ef1 v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh.<\/p>\n
Do \u0111\u00f3, trong h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng, t\u1ed1t h\u01a1n l\u00e0 s\u1eed d\u1ee5ng m\u1ed9t \u0111i\u1ec3m AF duy nh\u1ea5t, v\u00e0 gi\u1eef v\u1ecb tr\u00ed n\u00e0y trong ch\u1ee7 \u0111\u1ec1 trong ch\u1eebng m\u1ef1c b\u1ea1n c\u00f3 th\u1ec3<\/p>\n
T\u1eadp trung h\u01a1n v\u00e0o n\u00fat l\u1ea5y n\u00e9t sau<\/strong><\/p>\nN\u1ebfu b\u1ea1n \u0111ang ch\u1ee5p c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111ang di chuy\u1ec3n nhanh, c\u00f3 th\u1ec3 r\u1ea5t kh\u00f3 \u0111\u1ec3 gi\u1eef cho ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng l\u1ea5y n\u00e9t \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t v\u00e0 ch\u1ee5p \u1ea3nh c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n
Gi\u1ea3i ph\u00e1p l\u00e0 \u0111\u1ec3 thi\u1ebft l\u1eadp Nikon c\u1ee7a b\u1ea1n \u0111\u1ec3 l\u1ea5y n\u00e9t \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1eb1ng m\u1ed9t n\u00fat \u1edf ph\u00eda sau v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 m\u00e0n tr\u1eadp, \u0111i\u1ec1u n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 n\u00fat l\u1ea5y n\u00e9t ph\u00eda sau. C\u00e1c m\u1eabu m\u1ea5y Pro c\u00f3 m\u1ed9t n\u00fat d\u00e0nh ri\u00eang cho vi\u1ec7c n\u00e0y, nh\u01b0ng tr\u00ean h\u1ea7u h\u1ebft c\u00e1c m\u00f4 h\u00ecnh kh\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 \u1ea5n n\u00fat AE-L\/AF-L.<\/p>\n
<\/span>C\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh thi\u1ebft y\u1ebfu Nikon: 3 b\u00f9 tr\u1eeb ph\u01a1i s\u00e1ng<\/strong><\/span><\/h3>\nB\u1ea1n mu\u1ed1n ki\u1ec3m so\u00e1t nhi\u1ec1u h\u01a1n v\u1ec1 ph\u01a1i s\u00e1ng, nh\u01b0ng kh\u00f4ng bi\u1ebft ph\u1ea3i b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00e2u t\u1eeb ch\u1ebf \u0111\u1ed9 th\u1ee7 c\u00f4ng? Ph\u01a1i s\u00e1ng d\u1ec5 s\u1eed d\u1ee5ng h\u01a1n v\u00e0 tr\u1ef1c quan h\u01a1n c\u0169ng nhi\u1ec1u\u2026<\/p>\n
T\u00f3m l\u1ea1i n\u00f3 l\u00e0 g\u00ec?<\/strong><\/p>\nPh\u01a1i s\u00e1ng c\u01a1 b\u1ea3n l\u00e0 m\u1ed9t c\u00e1ch l\u00e0m s\u00e1ng ho\u1eb7c l\u00e0m t\u1ed1i b\u1ee9c \u1ea3nh \u1edf ch\u1ebf \u0111\u1ed9 \u01b0u ti\u00ean kh\u1ea9u \u0111\u1ed9, ch\u1ebf \u0111\u1ed9 \u01b0u ti\u00ean m\u00e0n tr\u1eadp, ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 ch\u01b0\u01a1ng tr\u00ecnh m\u00e0 kh\u00f4ng ph\u1ea3i d\u00f9ng \u0111\u1ebfn vi\u1ec7c ph\u01a1i s\u00e1ng b\u1eb1ng tay.<\/p>\n
\u0110\u00e2y l\u00e0 l\u00fd t\u01b0\u1edfng cho nh\u1eefng t\u00ecnh hu\u1ed1ng m\u00e0 \u0111o s\u00e1ng t\u1ef1 \u0111\u1ed9ng c\u1ee7a m\u00e1y \u1ea3nh t\u1ea1o ra c\u00e1c k\u1ebft qu\u1ea3 d\u01b0\u1edbi ho\u1eb7c v\u01b0\u1ee3t qu\u00e1, ch\u1eb3ng h\u1ea1n nh\u01b0 khi ch\u1ee5p nh\u1eefng v\u1eadt th\u1ec3 r\u1ea5t s\u00e1ng ho\u1eb7c t\u1ed1i.<\/p>\n
T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nNgay c\u1ea3 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111o s\u00e1ng tinh vi nh\u01b0 h\u1ec7 th\u1ed1ng \u0111o s\u00e1ng Matrix 3D c\u1ee7a Nikon c\u00f3 th\u1ec3 b\u1ecb \u0111\u00e1nh l\u1eeba d\u01b0\u1edbi ho\u1eb7c qu\u00e1 s\u00e1ng khi v\u1eadt th\u1ec3 ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng l\u1edbn c\u00e1c t\u00f4ng m\u00e0u t\u1ed1i ho\u1eb7c s\u00e1ng. H\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 b\u00f9 tr\u1eeb ph\u01a1i s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o v\u00e0 khi n\u00e0o l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 quan tr\u1ecdng trong kho v\u0169 kh\u00ed c\u1ee7a b\u1ea1n \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 ph\u01a1i s\u00e1ng \u0111\u00fang.<\/p>\n
C\u00f3 r\u1ea5t nhi\u1ec1u t\u00ecnh hu\u1ed1ng m\u00e0 \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 h\u1eefu \u00edch, nh\u01b0ng c\u1ed5 \u0111i\u1ec3n l\u00e0 khi n\u1ec1n t\u1ed1i h\u01a1n ho\u1eb7c \u00e1nh s\u00e1ng nh\u1eb9 h\u01a1n \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ea1n \u0111ang ch\u1ee5p, ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t ng\u01b0\u1eddi \u0111ang \u0111\u1ee9ng \u1edf c\u1eeda s\u1ed5. Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u00f9 ph\u01a1i s\u00e1ng l\u00e0 ho\u00e0n h\u1ea3o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt th\u1ec3 c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c ph\u01a1i s\u00e1ng ch\u00ednh x\u00e1c, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 n\u1ec1n.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\nB\u1ea1n \u00e1p d\u1ee5ng \u0111\u1ed9 b\u00f9 ph\u01a1i s\u00e1ng b\u1eb1ng c\u00e1ch gi\u1eef n\u00fat +\/- tr\u00ean th\u00e2n m\u00e1y, v\u00e0 sau \u0111\u00f3 s\u1eed d\u1ee5ng quay s\u1ed1 ph\u00eda sau \u0111\u1ec3 \u0111\u1eb7t m\u1ee9c \u0111\u1ed9 b\u00f9 tr\u1eeb c\u1ea7n thi\u1ebft. C\u00e0i \u0111\u1eb7t \u1ea3nh h\u01b0\u1edfng n\u00e0y s\u1ebd thay \u0111\u1ed5i t\u00f9y theo ch\u1ebf \u0111\u1ed9 ph\u01a1i s\u00e1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng.<\/p>\n
V\u00ed d\u1ee5: n\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 \u01b0u ti\u00ean \u0111\u1ed9 m\u1edf \u1ed1ng k\u00ednh, gi\u00e1 tr\u1ecb kh\u1ea9u \u0111\u1ed9 s\u1ebd gi\u1eef nguy\u00ean, nh\u01b0ng t\u1ed1c \u0111\u1ed9 c\u1eeda ch\u1edbp s\u1ebd thay \u0111\u1ed5i \u0111\u1ec3 cho \u00e1nh s\u00e1ng nhi\u1ec1u hay \u00edt. \u0110i\u1ec1u ng\u01b0\u1ee3c l\u1ea1i l\u00e0 \u0111\u00fang khi b\u1ea1n \u0111ang ch\u1ee5p \u1edf ch\u1ebf \u0111\u1ed9 \u01b0u ti\u00ean m\u00e0n tr\u1eadp, trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp v\u1eabn kh\u00f4ng thay \u0111\u1ed5i nh\u01b0ng kh\u1ea9u \u0111\u1ed9 s\u1ebd thay \u0111\u1ed5i, m\u1ed9t l\u1ea7n n\u1eefa \u0111\u1ec3 cho \u00edt ho\u1eb7c nhi\u1ec1u \u00e1nh s\u00e1ng.<\/p>\n
T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n nh\u1edb l\u00e0 b\u00f9 s\u00e1ng s\u1ebd l\u00e0m s\u00e1ng h\u00ecnh \u1ea3nh, trong khi b\u00f9 tr\u1eeb ng\u01b0\u1ee3c l\u1ea1i l\u00e0m t\u1ed1i ch\u00fang.<\/p>\n
Ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 b\u00f9 ph\u01a1i s\u00e1ng b\u1ea1n c\u1ea7n ph\u1ea3i quay s\u1ed1 s\u1ebd kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 c\u1ea3nh \u00e1nh s\u00e1ng ho\u1eb7c b\u00f3ng t\u1ed1i, nh\u01b0ng \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u t\u1ed1t l\u00e0 \u0111\u1eb7t + ho\u1eb7c-1, v\u00e0 sau \u0111\u00f3 ch\u1ee5p m\u1ed9t l\u1ea7n th\u1eed.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: Kh\u00f3a t\u1ef1 \u0111\u1ed9ng ph\u01a1i s\u00e1ng<\/strong><\/p>\nKh\u00f3a ph\u01a1i s\u00e1ng (AE-L) l\u00e0 m\u1ed9t c\u00e1ch kh\u00e1c \u0111\u1ec3 ki\u1ec3m so\u00e1t \u0111\u1ed9 ph\u01a1i s\u00e1ng trong t\u1ea5t c\u1ea3 c\u00e1c ch\u1ebf \u0111\u1ed9 ph\u01a1i s\u00e1ng t\u1ef1 \u0111\u1ed9ng, nh\u01b0ng \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3, b\u1ea1n ph\u1ea3i ch\u1ec9 m\u00e1y \u1ea3nh v\u00e0o ch\u1ee7 \u0111\u1ec1 c\u00f3 ph\u1ea7n ch\u1ee7 y\u1ebfu \u1edf gi\u1eefa, kh\u00f3a ph\u01a1i s\u00e1ng b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng n\u00fat AE-L, v\u00e0 sau \u0111\u00f3 s\u1eafp x\u1ebfp l\u1ea1i h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y kh\u00f4ng thu\u1eadn ti\u1ec7n trong h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng, do \u0111\u00f3 th\u01b0\u1eddng t\u1ed1t h\u01a1n \u0111\u1ec3 s\u1eed d\u1ee5ng b\u00f9 tr\u1eeb ph\u01a1i s\u00e1ng.<\/p>\n
H\u00e3y ti\u1ebfp t\u1ee5c: Exposure bracketing<\/strong><\/p>\n\u0110\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 b\u00f9 \u0111\u1eafp ph\u01a1i s\u00e1ng c\u00f3 th\u1ec3 l\u00e0 th\u00f4ng minh. M\u1ed9t l\u1ef1a ch\u1ecdn l\u00e0 thi\u1ebft l\u1eadp Nikon c\u1ee7a b\u1ea1n \u0111\u1ec3 ch\u1ee5p m\u1ed9t lo\u1ea1t c\u00e1c h\u00ecnh \u1ea3nh, m\u1ed7i \u1ea3nh s\u1eed d\u1ee5ng c\u00e1c kho\u1ea3n b\u00f9 tr\u1eeb kh\u00e1c nhau.<\/p>\n
B\u1ea1n c\u1ea7n ph\u1ea3i ch\u1ecdn s\u1ed1 l\u1ea7n ch\u1ee5p (ba th\u01b0\u1eddng l\u00e0 \u0111\u1ee7) v\u00e0 s\u1ed1 b\u00f9 \u0111\u1eafp ph\u01a1i s\u00e1ng (b\u1eaft \u0111\u1ea7u b\u1eb1ng +\/- 1). Sau \u0111\u00f3 nh\u1ea5n n\u00fat ch\u1ee5p ba l\u1ea7n, v\u00e0 m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n s\u1ebd ch\u1ee5p m\u1ed9t lo\u1ea1t c\u00e1c b\u1ee9c \u1ea3nh \u1edf -1, 0 v\u00e0 +1.<\/p>\n
<\/span>C\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh Nikon thi\u1ebft y\u1ebfu: 1. Hi\u1ec3n th\u1ecb Histogram<\/strong><\/span><\/h3>\n![\"\"](\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/sites\/2\/2019\/09\/cach-xem-Histogram-nikon.jpg\" "\\"\\"")
<\/p>\n
X\u00e9t \u1ea3nh h\u01b0\u1edfng t\u1eeb h\u00ecnh \u1ea3nh l\u00e0 r\u1ea5t kh\u00f3, do \u0111\u00f3, Nikon c\u00f3 m\u1ed9t ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb \u0111\u1ec3 gi\u00fap b\u1ea1n l\u00e0m cho n\u00f3 \u0111\u00fang.<\/p>\n
T\u00f3m l\u1ea1i n\u00f3 l\u00e0 g\u00ec?<\/strong><\/p>\nBi\u1ec3u \u0111\u1ed3 Histogram cho th\u1ea5y s\u1ef1 ph\u00e2n b\u1ed1\u00e1nh s\u00e1ng trong m\u1ed9t h\u00ecnh \u1ea3nh. H\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u1ed3 th\u1ecb n\u00e0y s\u1ebd thay \u0111\u1ed5i t\u1eeb nhi\u1ec1u g\u00f3c ch\u1ee5p kh\u00e1c nhau, v\u00e0 v\u1ecb tr\u00ed c\u1ee7a n\u00f3 d\u1ecdc theo tr\u1ee5c d\u01b0\u1edbi c\u00f9ng, \u0111\u00f3 l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 ch\u00ednh khi \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 ph\u01a1i s\u00e1ng \u1ea3nh.<\/p>\n
T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nHi\u1ec3u bi\u1ebft v\u1ec1 bi\u1ec3u \u0111\u1ed3 s\u1ebd cho ph\u00e9p b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 ph\u01a1i s\u00e1ng c\u1ee7a m\u00ecnh \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n ch\u1ee5p \u0111\u01b0\u1ee3c s\u1ed1 l\u01b0\u1ee3ng chi ti\u1ebft t\u1ed1i \u0111a theo t\u00f4ng m\u00e0u c\u1ee7a h\u00ecnh \u1ea3nh. Tr\u1ee5c ngang cho b\u1ea1n th\u1ea5y \u0111\u1ed9 s\u00e1ng c\u1ee7a c\u00e1c t\u00f4ng m\u00e0u trong h\u00ecnh \u1ea3nh, t\u1eeb \u0111en nh\u1ea5t \u1edf tr\u1ee5c tr\u00e1i sang m\u00e0u tr\u1eafng s\u00e1ng nh\u1ea5t \u1edf b\u00ean ph\u1ea3i.<\/p>\n
C\u00e1c khu v\u1ef1c \u1edf gi\u1eefa hai c\u1ef1c n\u00e0y l\u00e0 c\u00e1c t\u00f4ng m\u00e0u s\u1ebd \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb ch\u00ednh x\u00e1c trong h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n. N\u1ebfu \u0111\u1ed3 th\u1ecb \u0111i qua c\u1ea1nh ph\u1ea3i, s\u1ebd c\u00f3 c\u00e1c khu v\u1ef1c m\u00e0 \u0111i\u1ec3m s\u00e1ng s\u1ebd kh\u00f4ng c\u00f3 chi ti\u1ebft, trong khi n\u1ebfu n\u00f3 \u0111i qua \u0111\u1ea7u b\u00ean tr\u00e1i, n\u00f3 s\u1ebd l\u00e0 b\u00f3ng t\u1ed1i m\u00e0 kh\u00f4ng c\u00f3 chi ti\u1ebft.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\n\u0110\u1ec3 hi\u1ec3n th\u1ecb bi\u1ec3u \u0111\u1ed3 khi b\u1ea1n xem l\u1ea1i h\u00ecnh \u1ea3nh tr\u00ean Nikon, h\u00e3y nh\u1ea5n n\u00fat Play v\u00e0 sau \u0111\u00f3 chuy\u1ec3n sang tr\u00ean ho\u1eb7c d\u01b0\u1edbi c\u00f9ng c\u1ee7a b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n ph\u00eda sau \u0111\u1ec3 di chuy\u1ec3n qua c\u00e1c ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb kh\u00e1c nhau, cho \u0111\u1ebfn khi bi\u1ec3u \u0111\u1ed3 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb b\u00ean c\u1ea1nh h\u00ecnh \u1ea3nh.<\/p>\n
N\u1ebfu \u0111\u1ed3 th\u1ecb \u0111\u01b0\u1ee3c g\u1ed9p sang tr\u00e1i, v\u1edbi m\u1ed9t kho\u1ea3ng tr\u1ed1ng \u1edf b\u00ean ph\u1ea3i, \u0111\u00f3 l\u00e0 h\u00ecnh \u1ea3nh b\u1ecb t\u1ed1i (tr\u1eeb khi \u0111\u1ed1i t\u01b0\u1ee3ng l\u00e0 r\u1ea5t t\u1ed1i), v\u00ec v\u1eady b\u1ea1n n\u00ean t\u0103ng ph\u01a1i s\u00e1ng tr\u00ean c\u00e1c shot ti\u1ebfp theo. N\u1ebfu n\u00f3 sang b\u00ean ph\u1ea3i nhi\u1ec1u, v\u1edbi m\u1ed9t kho\u1ea3ng tr\u1ed1ng \u1edf b\u00ean tr\u00e1i, n\u00f3 b\u1ecb ph\u01a1i s\u00e1ng qu\u00e1 m\u1ee9c, do \u0111\u00f3 b\u1ea1n c\u1ea7n ph\u1ea3i gi\u1ea3m \u0111\u1ed9 ph\u01a1i s\u00e1ng l\u1ea1i.<\/p>\n
N\u1ebfu b\u1ea1n \u0111ang ch\u1ee5p m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n cao, b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft th\u00fac b\u1eb1ng bi\u1ec3u \u0111\u1ed3 ch\u1ed3ng ch\u00e9o l\u00ean c\u1ea3 hai \u0111\u1ea7u c\u1ee7a bi\u1ec3u \u0111\u1ed3. Trong nh\u1eefng t\u00ecnh hu\u1ed1ng n\u00e0y b\u1ea1n kh\u00f4ng th\u1ec3 gi\u1eef l\u1ea1i chi ti\u1ebft trong c\u1ea3 hai \u0111i\u1ec3m s\u00e1ng v\u00e0 b\u00f3ng trong m\u1ed9t l\u1ea7n ch\u1ee5p, v\u00ec v\u1eady b\u1ea1n s\u1ebd ph\u1ea3i quy\u1ebft \u0111\u1ecbnh c\u00e1i n\u00e0o l\u00e0 quan tr\u1ecdng h\u01a1n trong h\u00ecnh \u1ea3nh c\u1ee7a b\u1ea1n.<\/p>\n
T\u1ed1t nh\u1ea5t n\u00ean \u0111\u1eb7t \u0111\u1ed9 ph\u01a1i s\u00e1ng \u0111\u1ec3 c\u00e1c \u0111i\u1ec3m s\u00e1ng ti\u1ebfp c\u1eadn ph\u00eda b\u00ean ph\u1ea3i c\u1ee7a bi\u1ec3u \u0111\u1ed3, v\u00e0 sau \u0111\u00f3 \u2018\u0111\u1ec3 cho b\u00f3ng t\u1ed1i r\u01a1i xu\u1ed1ng \u1edf n\u01a1i ch\u00fang c\u00f3 th\u1ec3\u2019.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: bi\u1ec3u \u0111\u1ed3 RGB<\/strong><\/p>\nC\u00f9ng v\u1edbi bi\u1ec3u \u0111\u1ed3 histogram b\u00ecnh th\u01b0\u1eddng, c\u00f3 t\u00f9y ch\u1ecdn \u0111\u1ec3 hi\u1ec3n th\u1ecb bi\u1ec3u \u0111\u1ed3 ri\u00eang bi\u1ec7t cho c\u00e1c k\u00eanh m\u00e0u \u0111\u1ecf, xanh l\u1ee5c v\u00e0 m\u00e0u xanh bi\u1ec3n (RGB).<\/p>\n
\u0110i\u1ec1u n\u00e0y cung c\u1ea5p cho b\u1ea1n nhi\u1ec1u th\u00f4ng tin h\u01a1n v\u1ec1 m\u00e0u s\u1eafc ri\u00eang l\u1ebb, nh\u01b0ng trong h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng, \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c ph\u01a1i s\u00e1ng ch\u00ednh x\u00e1c, v\u00e0 ph\u1ea3i ki\u1ec3m tra ba \u0111\u1ed3 th\u1ecb, ch\u1ee9 kh\u00f4ng ph\u1ea3i ch\u1ec9 m\u1ed9t, c\u00f3 th\u1ec3 l\u00e0m cho n\u00f3 kh\u00f3 kh\u0103n h\u01a1n \u0111\u1ec3 ph\u00e1t hi\u1ec7n ra.<\/p>\n
Xem ti\u1ebfp: C\u1ea3nh b\u00e1o ch\u00e1y s\u00e1ng<\/strong><\/p>\nC\u00f9ng v\u1edbi bi\u1ec3u \u0111\u1ed3, c\u00f3 m\u1ed9t ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb c\u00f3 s\u1eb5n tr\u00ean Nikon c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n gi\u1eef l\u1ea1i chi ti\u1ebft trong c\u00e1c b\u1ee9c \u1ea3nh c\u1ee7a b\u1ea1n. C\u1ea3nh b\u00e1o ch\u00e1y s\u00e1ng ( Highlights ho\u1eb7c Clipping) c\u1ea3nh b\u00e1o cho b\u1ea1n khi nh\u1eefng v\u00f9ng s\u00e1ng nh\u1ea5t c\u1ee7a c\u1ea3nh b\u1ecb ph\u01a1i s\u00e1ng qu\u00e1 m\u1ee9c.<\/p>\n
Nh\u1eefng v\u00f9ng n\u00e0y s\u1ebd nh\u1ea5p nh\u00e1y m\u00e0u \u0111en v\u00e0 tr\u1eafng, cho th\u1ea5y b\u1ea1n c\u1ea7n ph\u1ea3i gi\u1ea3m \u0111\u1ed9 ph\u01a1i s\u00e1ng n\u1ebfu b\u1ea1n mu\u1ed1n gi\u1eef chi ti\u1ebft trong nh\u1eefng \u0111i\u1ec3m n\u00e0y.<\/p>\n
C\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh Nikon thi\u1ebft y\u1ebfu: 5. Burst mode<\/strong><\/p>\n![\"\"](\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/sites\/2\/2019\/09\/cai-dat-Burst-mode-nikon.jpg\" "\\"\\"")
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B\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn ch\u1ebf \u0111\u1ed9 Nikon ch\u1ee5p m\u1ed9t l\u1ea7n ho\u1eb7c ch\u1ee5p nhi\u1ec1u h\u00ecnh \u1ea3nh khi b\u1ea1n nh\u1ea5n n\u00fat ch\u1ee5p. \u0110\u00e2y l\u00e0 l\u00fac v\u00e0 t\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng c\u00e1c ch\u1ebf \u0111\u1ed9 kh\u00e1c nhau.<\/p>\n
T\u00f3m l\u1ea1i n\u00f3 l\u00e0 g\u00ec?<\/strong><\/p>\nH\u1ea7u h\u1ebft Nikon \u0111\u1ec1u c\u00f3 hai ch\u1ebf \u0111\u1ed9 ch\u00ednh, \u0111\u01a1n (single) v\u00e0 li\u00ean t\u1ee5c (continuous)\u2026 Trong ch\u1ebf \u0111\u1ed9 ch\u1ee5p \u0111\u01a1n, m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n s\u1ebd ch\u1ee5p m\u1ed9t l\u1ea7n khi b\u1ea1n nh\u1ea5n n\u00fat ch\u1ee5p ho\u00e0n to\u00e0n nh\u01b0ng s\u1ebd kh\u00f4ng ch\u1ee5p m\u1ed9t l\u1ea7n n\u1eefa cho \u0111\u1ebfn khi b\u1ea1n nh\u1ea5c ng\u00f3n tay ra kh\u1ecfi v\u00e0 nh\u1ea5n l\u1ea1i.<\/p>\n
\u0110i\u1ec1u n\u00e0y ho\u00e0n h\u1ea3o n\u1ebfu b\u1ea1n ch\u1ec9 mu\u1ed1n ch\u1ee5p m\u1ed9t l\u1ea7n trong m\u1ed9t l\u1ea7n, nh\u01b0ng \u0111\u1ed1i v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng chuy\u1ec3n \u0111\u1ed9ng th\u00ec t\u1ed1t h\u01a1n l\u00e0 chuy\u1ec3n sang ch\u1ebf \u0111\u1ed9 ch\u1ee5p li\u00ean t\u1ee5c, v\u00ec n\u00f3 cho ph\u00e9p b\u1ea1n b\u1eafn m\u1ed9t lo\u1ea1t h\u00ecnh \u1ea3nh khi b\u1ea1n gi\u1eef n\u00fat ch\u1ee5p.<\/p>\n
T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nGhi l\u1ea1i th\u1eddi \u0111i\u1ec3m quy\u1ebft \u0111\u1ecbnh khi ch\u1ee5p \u1ea3nh h\u00e0nh \u0111\u1ed9ng ho\u1eb7c di chuy\u1ec3n m\u1ed9t ph\u1ea7n l\u00e0 v\u1ec1 th\u1eddi gian, nh\u01b0ng b\u1ea1n c\u00f3 th\u1ec3 t\u0103ng c\u01a1 h\u1ed9i ch\u1ee5p \u1ea3nh \u0111\u1eb7c bi\u1ec7t b\u1eb1ng c\u00e1ch ch\u1ecdn ch\u1ebf \u0111\u1ed9 li\u00ean t\u1ee5c v\u00e0 ch\u1ee5p m\u1ed9t chu\u1ed7i c\u00e1c h\u00ecnh \u1ea3nh m\u1ed9t l\u1ea7n n\u1eefa.<\/p>\n
B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 li\u00ean t\u1ee5c khi ch\u1ee5p c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng t\u0129nh, nh\u01b0ng t\u1ed1t nh\u1ea5t b\u1ea1n n\u00ean ch\u1ecdn ch\u1ebf \u0111\u1ed9 ch\u1ee5p m\u1ed9t l\u1ea7n.Trong ch\u1ebf \u0111\u1ed9 li\u00ean t\u1ee5c b\u1eafn ra m\u1ed9t lo\u1ea1t h\u00ecnh \u1ea3nh gi\u1ed1ng nhau kh\u00f4ng c\u1ea7n thi\u1ebft, s\u1eed d\u1ee5ng c\u1ea3 th\u1eddi gian v\u00e0 kh\u00f4ng gian tr\u00ean th\u1ebb nh\u1edb c\u1ee7a b\u1ea1n.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\nM\u1ed9t khi b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp ch\u1ebf \u0111\u1ed9 li\u00ean t\u1ee5c n\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t tr\u01b0\u1eddng h\u1ee3p gi\u1eef ng\u00f3n tay c\u1ee7a b\u1ea1n v\u00e0o n\u00fat ch\u1ee5p v\u00e0 hy v\u1ecdng b\u1ea1n s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c shot \u0111\u1eb9p. C\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng ch\u1ebf \u0111\u1ed9 n\u00e0y l\u00e0 ch\u1ee5p trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ec3 thao, th\u00f4ng th\u01b0\u1eddng kho\u1ea3ng ba \u0111\u1ebfn n\u0103m h\u00ecnh \u1ea3nh, \u1edf cao tr\u00e0o c\u1ee7a h\u00e0nh \u0111\u1ed9ng.<\/p>\n
\u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n tr\u00e1nh ph\u1ea3i m\u1ea5t r\u1ea5t nhi\u1ec1u h\u00ecnh \u1ea3nh kh\u00f4ng c\u1ea7n thi\u1ebft, \u0111\u1ed3ng th\u1eddi gi\u1eef b\u1ed9 nh\u1edb \u1ea3nh c\u1ee7a m\u00e1y \u1ea3nh ho\u1ea1t t\u1ed1t, v\u00ec v\u1eady lu\u00f4n s\u1eb5n s\u00e0ng \u0111\u1ec3 ch\u1ee5p m\u1ed9t b\u1ee9c \u1ea3nh.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: T\u1ef7 l\u1ec7 khung h\u00ecnh t\u00f9y ch\u1ec9nh<\/strong><\/p>\nNhi\u1ec1u m\u00e1y \u1ea3nh DSLR c\u1ee7a Nikon cho ph\u00e9p b\u1ea1n \u0111\u1eb7t t\u1ef7 l\u1ec7 khung h\u00ecnh t\u00f9y ch\u1ec9nh, nh\u01b0ng \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c t\u00ecnh hu\u1ed1ng. Ch\u00fang c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ch\u1ee5p l\u00e2u h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n l\u1ea5p \u0111\u1ea7y b\u1ed9 \u0111\u1ec7m h\u00ecnh \u1ea3nh, tuy nhi\u00ean b\u1ea1n s\u1ebd mu\u1ed1n t\u1ef7 l\u1ec7 khung h\u00ecnh nhanh nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n c\u00f3 th\u1ec3 ch\u1ee5p \u0111\u01b0\u1ee3c m\u1ecdi h\u00e0nh \u0111\u1ed9ng.<\/p>\n
Mang n\u00f3 xa h\u01a1n: Ch\u1ebf \u0111\u1ed9 li\u00ean t\u1ee5c cho Macro<\/strong><\/p>\nCh\u1ee5p li\u00ean t\u1ee5c l\u00e0 m\u1ed9t c\u00e1ch tuy\u1ec7t v\u1eddi \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c nh\u1eefng h\u00ecnh \u1ea3nh s\u1eafc n\u00e9t khi l\u1ea5y n\u00e9t l\u00e0 r\u1ea5t quan tr\u1ecdng, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u1edbi macro, \u0111\u1eb7c bi\u1ec7t khi ch\u1ee5p m\u00e1y c\u1ea7m tay. B\u1ea1n c\u00f3 th\u1ec3 t\u0103ng c\u01a1 h\u1ed9i ch\u1ee5p m\u1ed9t b\u1ee9c \u1ea3nh s\u1eafc n\u00e9t. K\u1ef9 thu\u1eadt n\u00e0y l\u00e0 v\u00f4 gi\u00e1 n\u1ebfu ch\u1ee7 th\u1ec3 \u0111ang di chuy\u1ec3n.<\/p>\n
C\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh Nikon thi\u1ebft y\u1ebfu: 6.Gi\u1ea3m rung l\u1eafc<\/strong><\/p>\n![\"\"](\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/sites\/2\/2019\/09\/che-do-Vibration-Reduction-Nikon.jpg\" "\\"\\"")
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Nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 s\u1eafc n\u00e9t kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ec1 l\u1ea5y n\u00e9t \u2013 b\u1ea1n c\u0169ng c\u1ea7n ph\u1ea3i tr\u00e1nh m\u00e1y \u1ea3nh rung, v\u00ec c\u00f3 th\u1ec3 l\u00e0m m\u1edd b\u1ee9c \u1ea3nh c\u1ee7a b\u1ea1n<\/p>\n
T\u00f3m l\u1ea1i n\u00f3 l\u00e0 g\u00ec?<\/strong><\/p>\nC\u00e1c h\u00ecnh \u1ea3nh m\u1edd do m\u00e1y \u1ea3nh b\u1ecb rung l\u00e0 do m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n di chuy\u1ec3n trong qu\u00e1 tr\u00ecnh ph\u01a1i s\u00e1ng. \u0110i\u1ec1u n\u00e0y ph\u1ed5 bi\u1ebfn nh\u1ea5t khi b\u1ea1n gi\u1eef m\u00e1y \u1ea3nh c\u1ee7a m\u00ecnh \u0111\u1ec3 ch\u1ee5p v\u00e0 s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp qu\u00e1 ch\u1eadm \u0111\u1ec3 \u201c\u0111\u00f3ng b\u0103ng\u201d b\u1ea5t k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00e1y \u1ea3nh.<\/p>\n
\u0110\u1ed9 d\u00e0i ti\u00eau c\u1ef1 c\u1ee7a \u1ed1ng k\u00ednh c\u00e0ng d\u00e0i, c\u00e0ng c\u00f3 nhi\u1ec1u chuy\u1ec3n \u0111\u1ed9ng \u0111\u01b0\u1ee3c ph\u00f3ng \u0111\u1ea1i, do \u0111\u00f3 t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp c\u00e0ng nhanh c\u00e0ng t\u1ed1t \u0111\u1ec3 \u0111\u00f3ng b\u0103ng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00e1y \u1ea3nh.<\/p>\n
Nhi\u1ec1u \u1ed1ng k\u00ednh c\u1ee7a Nikon c\u00f3 t\u00ednh n\u0103ng Gi\u1ea3m rung (VR) s\u1ebd l\u00e0m gi\u1ea3m hi\u1ec7u \u1ee9ng c\u1ee7a m\u00e1y \u1ea3nh rung b\u1eb1ng c\u00e1ch di chuy\u1ec3n c\u00e1c ph\u1ea7n t\u1eed b\u00ean trong \u1ed1ng k\u00ednh \u0111\u1ec3 b\u00f9 cho b\u1ea5t k\u1ef3 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00e1y \u1ea3nh.<\/p>\n
T\u1ea1i sao n\u00f3 quan tr\u1ecdng nh\u01b0 v\u1eady?<\/strong><\/p>\nGi\u1ea3m rung c\u01a1 b\u1ea3n cho ph\u00e9p b\u1ea1n s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp ch\u1eadm h\u01a1n nhi\u1ec1u so v\u1edbi b\u00ecnh th\u01b0\u1eddng c\u00f3 th\u1ec3 v\u00e0 v\u1eabn nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 s\u1eafc n\u00e9t, do \u0111\u00f3 l\u00fd t\u01b0\u1edfng trong \u00e1nh s\u00e1ng th\u1ea5p.<\/p>\n
Tuy nhi\u00ean, c\u00f3 m\u1ed9t gi\u1edbi h\u1ea1n cho ph\u00e9p h\u1ec7 th\u1ed1ng gi\u1ea3m rung c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c nh\u01b0 th\u1ebf n\u00e0o, v\u00ec v\u1eady n\u1ebfu b\u1ea1n \u0111ang c\u00f3 k\u1ebf ho\u1ea1ch s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp r\u1ea5t d\u00e0i, ho\u1eb7c \u1ed1ng k\u00ednh r\u1ea5t d\u00e0i, b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u00e2n m\u00e1y (ho\u1eb7c monopod) \u0111\u1ec3 t\u1ed1i \u0111a ho\u00e1 c\u01a1 h\u1ed9i nh\u1eadn \u0111\u01b0\u1ee3c b\u1ee9c \u1ea3nh s\u1eafc n\u00e9t.<\/p>\n
L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng n\u00f3?<\/strong><\/p>\nH\u1ec7 th\u1ed1ng VR nikon \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1eb1ng m\u1ed9t c\u00f4ng t\u1eafc tr\u00ean \u1ed1ng k\u00ednh. Sau khi \u0111\u00e3 b\u1eadt, s\u1eed d\u1ee5ng c\u00e1c y\u1ebfu t\u1ed1 \u201ctr\u00f4i n\u1ed5i\u201d b\u00ean trong \u1ed1ng k\u00ednh \u0111\u1ec3 b\u00f9 l\u1ea1i b\u1ea5t k\u1ef3 c\u1eed \u0111\u1ed9ng n\u00e0o c\u1ee7a m\u00e1y \u1ea3nh.<\/p>\n
T\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp c\u1ea7n thi\u1ebft \u0111\u1ec3 tr\u00e1nh m\u00e1y \u1ea3nh rung m\u00e0 kh\u00f4ng c\u00f3 VR s\u1ebd kh\u00e1c nhau t\u00f9y theo \u0111\u1ed9 d\u00e0i ti\u00eau c\u1ef1 c\u1ee7a \u1ed1ng k\u00ednh b\u1ea1n \u0111ang s\u1eed d\u1ee5ng.<\/p>\n
V\u1edbi m\u1ed9t m\u00e1y \u1ea3nh FX (full-frame) nh\u01b0 D750, nguy\u00ean t\u1eafc l\u00e0 b\u1ea1n c\u1ea7n m\u1ed9t t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp l\u00e0 1 \/ chi\u1ec1u d\u00e0i ti\u00eau c\u1ef1 \u0111\u1ec3 ng\u0103n ch\u1eb7n m\u00e1y \u1ea3nh rung, v\u00ec v\u1eady \u0111\u1ed1i v\u1edbi \u1ed1ng k\u00ednh 200mm, b\u1ea1n n\u00ean s\u1eed d\u1ee5ng 1\/200 gi\u00e2y ho\u1eb7c nhanh h\u01a1n. Nh\u01b0ng v\u1edbi m\u1ed9t m\u00f4 h\u00ecnh DX nh\u01b0 D3400, t\u1ed1t nh\u1ea5t n\u00ean s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp nhanh h\u01a1n, v\u00ec \u0111\u1ed9 d\u00e0i ti\u00eau c\u1ef1 hi\u1ec7u qu\u1ea3 s\u1ebd cao h\u01a1n 1.5 l\u1ea7n.<\/p>\n
M\u1ed9t khi b\u1ea1n \u0111\u00e3 k\u00edch ho\u1ea1t h\u1ec7 th\u1ed1ng VR, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 m\u00e0n tr\u1eadp ch\u1eadm h\u01a1n, nh\u01b0ng v\u1eabn c\u00f2n c\u00f3 m\u1ed9t gi\u1edbi h\u1ea1n. H\u1ec7 th\u1ed1ng VR th\u01b0\u1eddng cho ph\u00e9p b\u1ea1n b\u1eafn kho\u1ea3ng ba stop ch\u1eadm h\u01a1n b\u00ecnh th\u01b0\u1eddng, v\u00ec v\u1eady n\u1ebfu b\u1ea1n th\u01b0\u1eddng ph\u1ea3i ch\u1ee5p \u1edf 1\/250 gi\u00e2y \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 s\u1eafc n\u00e9t, sau \u0111\u00f3 b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 ch\u1ee5p \u1edf 1\/30 gi\u00e2y v\u1edbi VR.<\/p>\n
Nh\u1eefng g\u00ec b\u1ea1n c\u00f3 th\u1ec3 b\u1ecf qua: VR khi s\u1eed d\u1ee5ng ch\u00e2n m\u00e1y<\/strong><\/p>\nGi\u1ea3m rung s\u1ebd tr\u1edf n\u00ean d\u01b0 th\u1eeba khi b\u1ea1n \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh m\u00e1y \u1ea3nh c\u1ee7a b\u1ea1n l\u00ean ch\u00e2n m\u00e1y. M\u1eb7c d\u00f9 c\u00e1c h\u1ec7 th\u1ed1ng trong nhi\u1ec1u \u1ed1ng k\u00ednh hi\u1ec7n \u0111\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng t\u1eaft khi ch\u00fang kh\u00f4ng c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c b\u1ea5t k\u1ef3 c\u1eed \u0111\u1ed9ng n\u00e0o nh\u01b0ng v\u1eabn c\u1ea7n ph\u1ea3i t\u1eaft ch\u00fang khi s\u1eed d\u1ee5ng ch\u00e2n m\u00e1y.<\/p>\n
\u0110i\u1ec1u n\u00e0y s\u1ebd ng\u0103n kh\u00f4ng cho VR k\u00edch ho\u1ea1t n\u1ebfu c\u00f3 m\u1ed9t chuy\u1ec3n \u0111\u1ed9ng nh\u1ecf, ch\u1eb3ng h\u1ea1n nh\u01b0 khi b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh c\u00e0i \u0111\u1eb7t ho\u1eb7c \u0111\u1eb7t l\u1ea1i khung h\u00ecnh c\u1ee7a b\u1ea1n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m cho \u1ea3nh c\u1ee7a b\u1ea1n b\u1ecb m\u1edd, v\u00ec VR s\u1ebd di chuy\u1ec3n c\u00e1c ph\u1ea7n t\u1eed b\u00ean trong \u1ed1ng k\u00ednh.<\/p>\n","protected":false},"excerpt":{"rendered":"
M\u1ed9t lo\u1ea1t c\u00e1c n\u00fat, menu v\u00e0 c\u00e1c t\u00ednh n\u0103ng kh\u00e1c c\u00f3 s\u1eb5n tr\u00ean m\u00e1y \u1ea3nh DSLR Nikon gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng nh\u1ea5t \u0111\u00f4i khi c\u00f3 v\u1ebb kh\u00e1 n\u1ea3n ch\u00ed, \u0111\u1eb7c bi\u1ec7t n\u1ebfu b\u1ea1n ch\u1ec9 m\u1edbi b\u1eaft \u0111\u1ea7u. V\u00ec v\u1eady, ch\u00fang t\u00f4i \u0111\u00e3 \u0111\u01b0a ra 10 c\u00e0i \u0111\u1eb7t m\u00e1y \u1ea3nh Nikon quan tr\u1ecdng nh\u1ea5t m\u00e0 b\u1ea1n […]<\/p>\n","protected":false},"author":1,"featured_media":27688,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false},"categories":[10],"tags":[],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27684"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=27684"}],"version-history":[{"count":1,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27684\/revisions"}],"predecessor-version":[{"id":27691,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/27684\/revisions\/27691"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/27688"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=27684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=27684"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=27684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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