{"id":86,"date":"2018-11-07T17:11:05","date_gmt":"2018-11-07T17:11:05","guid":{"rendered":"https:\/\/robot.yeupet.vn\/?p=165"},"modified":"2018-11-07T17:11:05","modified_gmt":"2018-11-07T17:11:05","slug":"den-anh-sang-va-nhung-gi-lien-quan","status":"publish","type":"post","link":"https:\/\/robot.yeupet.vn\/index.php\/2018\/11\/07\/den-anh-sang-va-nhung-gi-lien-quan\/","title":{"rendered":"\u0110\u00e8n, \u00c1nh S\u00e1ng V\u00e0 Nh\u1eefng G\u00ec Li\u00ean Quan"},"content":{"rendered":"
\n

Ch\u01a1i c\u00e1 r\u1ed3ng l\u00e0 ch\u01a1i n\u01b0\u1edbc, nh\u01b0ng sau khi ph\u1ea7n n\u01b0\u1edbc \u0111\u00e3 t\u1ea1m y\u00ean \u1ed5n, th\u00ec k\u1ebf ti\u1ebfp l\u00e0 ch\u01a1i \u0111\u00e8n ! Qu\u1ea3 th\u1eadt l\u00e0 nh\u01b0 th\u1ebf, v\u00ec c\u00e1 r\u1ed3ng trong b\u1ec3 h\u1ed3 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1nh \u0111\u00e8n s\u1ebb th\u1ec3 hi\u1ec7n nh\u1eefng m\u00e0u s\u1eafc kh\u00e1c nhau . C\u00e1ch thi\u1ebft k\u1ebf \u0111\u00e8n nh\u01b0 th\u1ebf n\u00e0o, d\u00f9ng c\u00e1c lo\u1ea1i \u0111\u00e8n ra sao v.v\u2026 lu\u00f4n l\u00e0 nh\u1eefng th\u1eafc m\u1eafc m\u00e0 nh\u1eefng ng\u01b0\u1eddi ch\u01a1i trong th\u00fa \u0111am m\u00ea n\u00e0y \u0111\u1ec1u ph\u00e2n v\u00e2n, l\u01b0\u1ee1ng l\u1ef1 khi c\u00f3 nhu c\u1ea7u ph\u1ea3i \u0111i mua b\u00f3ng \u0111\u00e8n . Ch\u1ee7 \u0111\u00edch c\u1ee7a b\u00e0i vi\u1ebft n\u00e0y s\u1ebb xo\u00e1y v\u00e0o trong c\u00e1c v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn \u0111\u00e8n v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3, ch\u1ec9 v\u1edbi 1 m\u1ee5c \u0111\u00edch duy nh\u1ea5t l\u00e0 chia s\u1ebb kinh nghi\u1ec7m, c\u00f9ng n\u00e2ng cao tay nh\u1ec1, v\u00e0 nh\u1ea5t l\u00e0 khi \u0111i mua \u0111\u00e8n l\u1ea7n t\u1edbi, c\u00e1c b\u1ea1n s\u1ebb c\u00f3 th\u1ec3 xoay \u00f4ng hay b\u00e0 ch\u1ee7 ti\u1ec7m b\u00e1n \u0111\u00e8n nh\u01b0 d\u1ebf, v\u00e0 hy v\u1ecdng l\u00e0 c\u00e1c b\u1ea1n s\u1ebb c\u00f3 m\u00f4t quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c v\u00e0 th\u00edch h\u1ee3p h\u01a1n cho con c\u00e1 r\u1ed3ng c\u01b0ng .<\/p>\n

\u0110\u00e8n th\u00ec \u0111\u1ee7 c\u1ea3, nhi\u1ec1u th\u01b0\u01a1ng hi\u1ec7u, t\u00ean g\u1ecdi, kh\u00f4ng kh\u00e1c chi t\u00ean g\u1ecdi c\u1ee7a c\u00e1 r\u1ed3ng, n\u1ebfu c\u1ee9 \u0111i theo t\u00ean g\u1ecdi, th\u00ec ch\u00fang c\u00f3 th\u1ec3 l\u00e0m ta hoang mang, v\u00ec th\u1ebf ch\u00fang ta c\u1ea7n hi\u1ec3u r\u00f5 nh\u1eefng t\u1eeb ng\u1eef li\u00ean quan \u0111\u1ebfn b\u00f3ng \u0111\u00e8n hay c\u00e1c th\u00f4ng tin v\u1ec1 ch\u00fang . N\u00e0o, xin m\u1eddi c\u00e1c b\u1ea1n, ch\u00fang ta c\u00f9ng v\u00e0o cu\u1ed9c nh\u00e1 .<\/p>\n

\"carong5\"<\/p>\n

Watts
Watts l\u00e0 g\u00ec ? M\u1ed5i m\u1ed9t lo\u1ea1i b\u00f3ng \u0111\u00e8n \u0111\u1ec1u c\u00f3 ghi th\u00f4ng tin v\u1ec1 wattage c\u1ee7a lo\u1ea1i b\u00f3ng \u0111\u00e8n \u0111\u00f3 , nh\u01b0ng c\u00f3 bao gi\u1edd c\u00e1c b\u1ea1n th\u1eafc m\u1eafc v\u00e0 t\u1ef1 h\u1ecfi \u0111\u1eb7t c\u00e1c tr\u01b0\u1eddng h\u1ee3p hai lo\u1ea1i b\u00f3ng \u0111\u00e8n kh\u00e1c nhau, nh\u01b0ng c\u00f3 c\u00f9ng watts thi ch\u00fang c\u00f3 c\u00f4ng su\u1ea5t v\u00e0 hi\u1ec7u n\u0103ng nh\u01b0 nhau kh\u00f4ng ?<\/p>\n

V\u00ec th\u1ebf, s\u1ed1 l\u01b0\u1ee3ng wattts ghi tr\u00ean b\u00f3ng \u0111\u00e8n b\u1edfi nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ec9 cho ta bi\u1ebft l\u00e0 v\u1edbi lo\u1ea1i \u0111\u00e8n 40 watts s\u1ebb d\u00f9ng \u0111i\u1ec7n nhi\u1ec1u h\u01a1n l\u00e0 lo\u1ea1i \u0111\u00e8n c\u00f3 s\u1ed1 ghi l\u00e0 20 watss \u2026 v\u00e0 ch\u1ec9 c\u00f3 th\u1ebf . Ch\u1eef watts \u00e1m ch\u1ec9 s\u1ed1 l\u01b0\u1ee3ng \u0111i\u1ec7n v\u00e0 ti\u1ec1n \u0111i\u1ec7n m\u00e0 c\u00e1c b\u1ea1n s\u1ebb ph\u1ea3i tr\u1ea3, nh\u01b0ng ch\u1eef watts tr\u00ean b\u00f3ng \u0111\u00e8n kh\u00f4ng h\u1ec1 n\u00f3i l\u00e0 sau khi k\u00e9o \u0111i\u1ec7n, ch\u00fang s\u1ebb cho ra lo\u1ea1i \u00e1nhs \u00e1ng n\u00e0o c\u1ea3 !
M\u1ed5i m\u1ed9t lo\u1ea1i b\u00f3ng \u0111en v\u1edbi nh\u1eefng k\u1ef7 thu\u1eadt s\u00e1ng ch\u1ebf kh\u00e1c nhau s\u1ebb to\u1ea3 ra c\u00e1c lo\u1ea1i \u00e1nh s\u00e1ng kh\u00e1c nhau , v\u00e0 hi\u1ec7u n\u0103ng c\u1ee7a m\u1ed5i lo\u1ea1i b\u00f3ng s\u1ebb ho\u00e0n to\u00e0n kh\u00e1c nhau . C\u00e1c lo\u1ea1i b\u00f3ng 40 watts s\u1ebb l\u1ea5y ti\u1ec1n \u0111i\u1ec7n h\u00e0ng th\u00e1ng c\u1ee7a c\u00e1c ban t\u01b0\u01a1ng t\u1ef1 nh\u01b0 nhau n\u1ebfu l\u01b0\u1ee3ng th\u1eddi gian x\u1eed d\u1ee5ng \u0111\u00e8n trong th\u00e1ng t\u01b0\u01a1ng t\u1ef1 .<\/p>\n

Th\u00ed d\u1ee5 ==> lo\u1ea1i b\u00f3ng \u0111\u00e8n tr\u00f2n m\u00e0u v\u00e0ng v\u00e0 b\u00f3ng \u0111\u00e8n tr\u1eafng th\u01b0\u1eddng th\u1ea5y x\u1eed d\u1ee5ng trong nh\u00e0 . C\u1ea3 2 \u0111\u1ec1u l\u00e0 lo\u1ea1i 40 watts c\u1ea3 , nh\u01b0ng hi\u1ec7u n\u0103ng th\u00ec ho\u00e0n to\u00e0n kh\u00e1c . Lo\u1ea1i b\u00f3ng \u0111\u00e8n tr\u1eafng d\u00e0i s\u1ebb t\u1ea1o ra \u00e1nh s\u00e1ng g\u1ea5p kho\u1ea3ng 4X lo\u1ea1i b\u00f3ng \u0111\u00e8n v\u00e0ng tr\u00f2n . T\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u1ebf, lo\u1ea1i b\u00f3ng \u0111\u00e8n m\u00e0 ch\u1eafc c\u00e1c b\u1ea1n \u0111\u00e3 \u0111\u1ecdc qua tr\u00ean di\u1ec3n \u0111\u00e0n l\u00e0 lo\u1ea1i \u0111\u00e8n metal halide, n\u1ebfu c\u0169ng v\u1edbi 40 watts \u2026 th\u00ec n\u00f3 s\u1ebb t\u1ea1o ra \u00e1nhs \u00e1ng kho\u1ea3ng 2X lo\u1ea1i b\u00f3ng \u0111\u00e8n tr\u1eafng, v\u00e0 s\u1ebb t\u1ea1o ra \u00e1nh s\u00e1ng m\u1ea1nh g\u1ea5p 8X lo\u1ea1i b\u00f3ng \u0111\u00e8n v\u00e0ng tr\u00f2n .<\/p>\n

\u0110\u00e2y l\u00e0 \u0111i\u1ec3m quan trong m\u00e0 ch\u00fang ta c\u1ea7n ph\u1ea3i c\u00e2n nh\u1eafc khi \u0111i ch\u1ecdn v\u00e0 mua \u0111\u00e8n ! V\u00ec trong th\u00fa ch\u01a1i c\u00e1 c\u1ea3nh, ch\u1eafc c\u00e1c b\u1ea1n \u0111\u00e3 t\u1eebng nghe l\u00e0 c\u1ee9 m\u1ed5i m\u1ed9t kh\u1ed1i n\u01b0\u1edbc nh\u1ea5t \u0111\u1ecbnh n\u00e0o \u0111\u00f3 th\u00ec c\u1ea7n t\u1ed1i thi\u1ec3u m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng watts . Th\u00ed d\u1ee5 ===> m\u1ed5i 4 l\u00edt n\u01b0\u1edbc c\u1ea7n kho\u1ea3ng 3 watts \u0111\u00e8n ==> n\u1ebfu c\u1ee9 t\u00ednh to\u00e1n theo con s\u1ed1 b\u00ecnh th\u01b0\u1eddng .. th\u00ec n\u1ebfu b\u1ec3 h\u1ed3 c\u00f3 t\u1ed5ng dung t\u00edch l\u00e0 500 l\u00edt n\u01b0\u1edbc ==> th\u00ec ch\u00fang ta s\u1ebb c\u1ea7n s\u1ed1 watts t\u1ed5ng c\u1ed9ng l\u00e0 375 watts \u2026 nh\u01b0ng c\u1ee9 theo th\u00ed d\u1ee5 b\u00ean tr\u00ean, b\u1ea1n d\u00f9ng \u0111\u00e8n v\u00e0ng th\u00ec s\u1ebb thi\u1ebfu v\u00ec kh\u00f4ng \u0111\u1ee7 hi\u1ec7u n\u0103ng , m\u00e0 n\u1ebfu c\u1ee9 t\u00ednh theo \u0111\u00f3 m\u00e0 d\u00f9ng \u0111\u00e8n metal halie , th\u00ec b\u1ea1n s\u1ebb thi\u00eau con c\u00e1 trong b\u1ec3 h\u1ed3 . V\u00ec th\u1ebf s\u1ed1 watts tr\u00ean b\u00f3ng \u0111\u00e8n gi\u00fap cho ch\u00fang ta c\u00f3 \u00edt kh\u00e1i ni\u1ec7m \u0111\u1ec3 kh\u1edfi \u0111\u1ea7u, nh\u01b0ng bi\u1ebft th\u1ebf ch\u01b0a \u0111\u1ee7, v\u00ec nh\u01b0 c\u00e1c b\u1ea1n \u0111\u00e3 th\u1ea5y \u0111\u1ea5y \u2026. r\u1ea5t d\u1ec3 \u0111\u1ec3 b\u1ecb nh\u1ea7m l\u1ea9n trong s\u1ef1 t\u00ednh to\u00e1ng ve wattage v\u00e0 lo\u1ea1i b\u00f3ng \u0111\u00e8n x\u1eed d\u1ee5ng . V\u00ec th\u1ebf bi\u1ebft watts tr\u00ean b\u00f3ng \u0111\u00e8n ch\u01b0a \u0111\u1ee7, m\u00e0 ch\u00fang ta c\u1ea7n ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam .<\/p>\n

\u00c1nh s\u00e1ng l\u00e0 m\u1ed9t b\u1ed9 m\u00f4n khoa h\u1ecdc v\u00f4 c\u00f9ng ph\u1ee9c t\u1ea1p, v\u00ec khi t\u1ea1o ra anh s\u00e1ng m\u00e0 c\u1eb7p m\u1eaft ch\u00fang ta c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c v\u00e0 c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a \u00e1nh s\u00e1ng ho\u00e0n to\u00e0n \u0111\u1ed1i ngh\u1ecbch v\u00e0 tr\u00e1i ng\u01b0\u1ee3c nhau . Xin \u0111\u01a1n c\u1eed m\u1ed9t th\u00ed d\u1ee5 .. \u0110\u1ed1i v\u1edbi t\u1ea5t c\u1ea3 ch\u00fang ta, \u00e1nh s\u00e1ng r\u1ef1c r\u1ee1, ch\u00f3i chan m\u00e0 ch\u00fang ta th\u01b0\u1eddng c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c v\u00e0 cho l\u00e0 c\u1ef1c m\u1ea1nh nh\u01b0 tr\u00ean c\u00e1c s\u00e2n v\u1eadn \u0111\u1ed9ng t\u00fac c\u1ea7u, khi m\u00e0n \u0111\u00eam \u0111\u01b0\u1ee3c to\u1ea3 s\u00e1ng b\u1edfi \u00e1nh s\u00e1ng mau` tr\u1eafng . C\u00e0ng ch\u00f3i chan m\u00e0u tr\u1eafng .. th\u00ec ch\u00fang ta cho \u0111\u00f3 l\u00e0 c\u1ef1c m\u1ea1nh , v\u00e0 h\u1ea7u h\u1ebft nh\u1eefng \u00e1nh s\u00e1ng t\u1eeb b\u00f3ng \u0111\u00e8n t\u1ea1o n\u00ean s\u1ef1 c\u1ea3m nh\u1eadn t\u1eeb c\u1eb7p m\u1eaft v\u1edbi m\u00e0u xanh d\u01b0\u01a1ng, th\u00ec \u0111\u00f3 l\u00e0 lo\u1ea1i \u00e1nh s\u00e1ng nh\u1eb9 nh\u00e0ng, d\u1ec3 ch\u1ecbu . Nh\u01b0ng th\u1ee9c t\u1ebf th\u00ec ho\u00e0n to\u00e0n tr\u00e1i ng\u01b0\u1ee3c nhau ! C\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n t\u1ea1o ra \u0111\u01b0\u1ee3c m\u00e0u xanh d\u01b0\u01a1ng c\u1ea3m nh\u1eadn b\u1edfi c\u1eb7p m\u1eaft c\u1ee7a ch\u00fang ta, tuy kh\u00f4ng s\u00e1ng r\u1ef1c r\u1ee1, ch\u00f3i chan nh\u01b0 c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n t\u1ea1o ra m\u00e0u tr\u1eafng, nh\u01b0ng c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o ra m\u00e0u xanh d\u01b0\u01a1ng n\u00e0y m\u1edbi th\u1eadt s\u1ef1 l\u00e0 lo\u1ea1i \u0111\u00e8n c\u1ef1c m\u1ea1nh, c\u00f3 kh\u1ea3 n\u0103ng xuy\u00ean qua kh\u1ed1i n\u01b0\u1edbc s\u00e2u v\u00e0 t\u00e1c \u0111\u1ed9ng l\u00ean m\u00e0u s\u1eafc c\u1ee7a c\u00e1 b\u1ea1n . Tuy nhi\u00ean c\u00e1c b\u1ea1n ph\u1ea3i th\u1eadt c\u1ea9n th\u1eadn, v\u00ec n\u1ebfu ch\u00fang ta c\u1ed1 qu\u00e1 trong v\u1ea5n \u0111\u1ec1 t\u1eadn d\u1ee5ng v\u00e0 th\u1eadm ch\u00ed l\u1ea1m d\u1ee5ng nh\u1eefng g\u00ec ch\u00fang ta hi\u1ec3u \u2026 th\u00ec s\u1ebb c\u00f3 nh\u1eefng t\u00e1c h\u1ea1i , nh\u1ea5t l\u00e0 khi ch\u00fang ta x\u1eed d\u1ee5ng \u0111\u00e8n xanh, m\u00e0 ch\u00fang ta cho l\u00e0 nh\u1eb9 v\u1edbi m\u1ef1c n\u01b0\u1edbc th\u1ea5p \u2026. s\u1ebb t\u1ea1o ra nh\u1eefng kh\u1ee7ng kho\u1ea3ng kh\u00f4ng c\u1ea7n thi\u1ebft cho c\u00e1 , khi c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a s\u1ee9c n\u00f3ng to\u1ea3 nhi\u1ec7t c\u1ee7a \u0111\u00e8n xanh d\u01b0\u01a1ng s\u1ebb cao h\u01a1n c\u00e1c lo\u1ea1i \u0111\u00e8n tr\u1eafng nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp b\u00ean tr\u00ean .<\/p>\n

Th\u1ebf th\u00ec sau khi \u0111\u00e3 bi\u1ebft \u0111\u01b0\u1ee3c watts tr\u00ean b\u00f3ng \u0111\u00e8n, ch\u00fang ta c\u1ea7n ph\u1ea3i xem x\u00e9t th\u00eam v\u1ec1 \u0111i\u1ec1u chi ?<\/p>\n

Lumens\/Lux
Lumens \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 s\u1ed1 l\u01b0\u1ee3ng \u00e1nh s\u00e1nh m\u00e0 lo\u1ea1i b\u00f3ng \u0111\u00e8n \u0111\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra, m\u00e0 kh\u00f4ng c\u1ea7n quan t\u00e2m chi \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng wattages . V\u00e0 \u0111\u00e2y l\u00e0 \u0111i\u1ec1u m\u00e0 c\u00e1c b\u1ea1n c\u1ea7n quan t\u00e2m . Ch\u00fang ta c\u1ea7n bi\u1ebft watts v\u00ec \u0111\u00f3 l\u00e0 s\u1ed1 ti\u1ec1n \u0111i\u1ec7n m\u00e0 c\u00e1c lo\u1ea1i \u0111\u00e8n s\u1eed d\u1ee5ng s\u1ebb m\u00f3c t\u00fai ch\u00fang ta, nh\u01b0ng lumens s\u1ebb cho ch\u00fang ta bi\u1ebft l\u00e0 lo\u1ea1i \u0111\u00e8n n\u00e0y s\u1ebb t\u1ea1o ra bao nhi\u00eau \u00e1nh s\u00e1ng .<\/p>\n

Lux s\u1ebb cho ch\u00fang ta bi\u1ebft c\u01b0\u1eddng \u0111\u1ed9 c\u1ee7a \u00e1nh s\u00e1ng s\u1ebb \u0111\u01b0\u1ee3c to\u1ea3 s\u00e1ng ra cho m\u1ed5i m\u00e9t vu\u00f4ng .<\/p>\n

Nh\u01b0 c\u00e1c b\u1ea1n th\u1ea5y \u0111\u1ea5y, khi x\u1eed d\u1ee5ng v\u00e0 \u1ee9ng d\u1ee5ng c\u00e1c th\u00f4ng s\u1ed1 li\u00ean quan \u0111\u1ebfn Lumens\/Lux \u0111\u01b0\u1ee3c chi tr\u00ean b\u00f3ng \u0111\u00e8n hay b\u1ea3n ch\u1ec9 d\u1ea9n, s\u1ebb cho ta kh\u00e1i ni\u1ec7m chi ti\u1ebft h\u01a1n l\u00e0 ch\u1ec9 ch\u00fa t\u1ea5m \u0111\u1ebfn th\u00f4ng s\u1ed1 v\u1ec1 watts c\u1ee7a b\u00f3ng \u0111\u00e8n .<\/p>\n

Tuy nhi\u00ean , m\u1ed9t l\u1ea7n n\u1eeba, nh\u1eefng g\u00ec c\u1eb7p m\u1eaft c\u1ee7a ch\u00fang ta c\u1ea3m nh\u1eadn, ho\u00e0n to\u00e0n kh\u00e1c h\u1eb3n v\u1edbi nh\u1eefng g\u00ec c\u00e1 c\u1ea3m nh\u1eadn . Nh\u01b0 \u0111\u00e3 c\u00f3 \u0111\u1ec1 c\u1eadp l\u00fac n\u00e3y \u2026 \u00e1nh s\u00e1ng l\u00e0 nh\u1eefng g\u00ec ch\u00fang ta c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c qua c\u1eb7p m\u1eaft c\u1ee7a ch\u00fang ta, v\u00e0 \u0111i\u1ec1u n\u00e0y c\u0169ng ho\u00e0n to\u00e0n l\u00e0 ch\u00ednh x\u00e1c v\u1edbi c\u00e1 r\u1ed3ng y\u00eau qu\u00fd m\u00e0 c\u00e1c b\u1ea1n \u0111ang nu\u00f4i d\u01b0\u1ee1ng . Nh\u1eefng g\u00ec m\u00e0 c\u1eb7p m\u1eaft ch\u00fang ta c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n r\u1ea5t nh\u1ecf, m\u00e0 trong m\u00e0u s\u1eafc c\u1ee7a \u00e1nh s\u00e1ng , nh\u1eefng g\u00ec ch\u00fang ta th\u1ea5y \u0111\u01b0\u1ee3c l\u00e0 s\u1ef1 t\u1ed5ng h\u1ee3p c\u1ee7a 6 m\u00e0u s\u1eafc t\u1ea5t c\u1ea3 \u0111i t\u1eeb c\u01b0\u1eddng \u0111\u1ed9 th\u1ea5p nh\u1ea5t l\u00ean \u0111\u1ebfn cao nh\u1ea5t v\u00e0 \u0111\u1ed9c h\u1ea1i nh\u1ea5t ===>
H\u00ecnh 1-1<\/p>\n

\"carong6\"
H\u00ecnh 1-2<\/p>\n

\"carong7\"
\u0110\u1ecf\u2014> Cam \u2014> V\u00e0ng \u2014>Xanh l\u00e1 c\u00e2y \u2014> Xanh n\u01b0\u1edbc bi\u1ec3n\u2014>t\u00edm (m\u00e0 c\u00e1c b\u1ea1n \u0111\u00e3 bi\u1ebft l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng t\u00e1c h\u1ea1i v\u00e0 xuy\u00ean th\u1ee7ng r\u1ea5t \u0111\u1ed9c h\u1ea1i , c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o n\u00ean ung th\u01b0 da v\u00e0 g\u00e2y ch\u1ebft ng\u01b0\u1eddi ) .<\/p>\n

Nh\u01b0 c\u00e1c b\u1ea1n th\u1ea5y \u0111\u00f3, m\u1ed9t khi m\u00e0 c\u00e1c b\u1ea1n th\u1ea5y \u0111\u01b0\u1ee3c m\u00e0u \u0111\u1ecf, th\u00ec \u0111\u00e2y l\u00e0 lo\u1ea1i \u0111\u00e8n y\u1ebfu nh\u1ea5t , n\u00f3 ch\u1eb3ng c\u00f3 t\u00e1c d\u1ee5ng chi . B\u1ecfi th\u1ebf khi c\u00f3 m\u1ed9t s\u1ed1 ng\u01b0\u1eddi c\u1ea3 quy\u1ebft r\u1eb1ng \u0111\u00e8n NAN s\u1ebb gi\u00fap \u00edch trong vi\u1ec7c t\u1eafm \u0111\u00e8n cho c\u00e1 , th\u00ec t\u00f4i \u0111\u00e3 t\u1ef1 bi\u1ebft h\u1ecd ch\u1eb3ng bi\u1ebft h\u1ecd \u0111ang n\u00f3i g\u00ec, m\u00e0 ch\u1ec9 ph\u1ecfng \u0111o\u00e1n c\u00e0n . \u0110\u00e2y l\u00e0 b\u1eb1ng ch\u1ee9ng khoa h\u1ecdc r\u1ea5t r\u1ecf r\u00e0ng kh\u00f4ng ch\u1ed1i c\u1ea3i \u0111\u00e2u \u0111\u01b0\u1ee3c . \u0110\u00e8n v\u00e0ng c\u0169ng th\u1ebf ! V\u00ec th\u1ebf c\u00e1c lo\u1ea1i \u0111\u00e8n t\u1ea1o ra \u0111\u01b0\u1ee3c m\u00e0u \u0111\u1ecf v\u00e0 v\u00e0ng m\u00e0 c\u00e1c b\u1ea1n \u0111ang x\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c c\u00f3 d\u1ee5ng \u00edch l\u00e0m cho c\u00e1 r\u1ed3ng c\u1ee7a c\u00e1c b\u1ea1n nh\u00ecn \u0111\u1ecf hay v\u00e0ng h\u01a1n, nh\u01b0ng khi c\u00e2u h\u1ecfi \u0111\u01b0\u1ee3c \u0111\u1eb7t ra l\u00e0 ch\u00fang c\u00f3 th\u00eam t\u00e1c d\u1ee5ng chi kh\u00f4ng, ngo\u00e0i vi\u1ec7c t\u1ea1o c\u1ea3m gi\u00e1c \u1ea3o, th\u00ec gi\u1edd \u0111\u00e2y hy v\u1ecdng l\u00e0 c\u00e1c b\u1ea1n \u0111\u00e3 c\u00f3 c\u00e2u tr\u1ea3 l\u1eddi th\u1eadt ch\u00ednh x\u00e1c r\u1ed3i nh\u00e9 .<\/p>\n

Theo nh\u01b0 2 t\u1ea5m \u1ea3nh \u0111\u00ednh k\u00e8m tr\u00ean, cho ta th\u1ea5y l\u00e0 \u00e1nh s\u00e1ng m\u00e0 c\u1eb7p m\u1eaft th\u01b0\u1eddng m\u00e0 h\u1ea7u h\u1ebft c\u00e1c \u0111\u1ed9ng v\u1eadt tr\u00ean qu\u1ea3 \u0111\u1ecba c\u1ea7u c\u00f3 th\u1ec3 nh\u1eadn th\u1ea5y \u0111\u01b0\u1ee3c n\u1eb1m \u1edf t\u1ea7ng c\u1ee7a l\u00e0n s\u00f3ng quang ph\u1ed5 trong kho\u1ea3ng 380-760nm . \u00c1nh s\u00e1ng m\u00e0u \u0111\u1ecf l\u00e0 lo\u1ea1i \u00e1nh s\u00e1ng y\u1ebfu nh\u1ea5t, t\u1ea1o ra r\u1ea5t \u00edt n\u0103ng l\u01b0\u1ee3ng \u1edf m\u1ee9c l\u00e0n s\u00f3ng 760nm , v\u00e0 tia c\u1ef1c t\u00edm c\u00f3 n\u0103ng l\u01b0\u1ee3ng c\u1ef1c m\u1ea1nh n\u1eb1m \u1edf m\u1ee9c l\u00e0n s\u00f3ng l\u00e0 380nm .
N\u1ebfu \u0111\u1ed1i chi\u1ebfu tr\u00ean theo h\u00ecnh 1-1 v\u00e0 1-2 b\u00ean tr\u00ean, th\u00ec c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 th\u1eafc m\u1eafc l\u00e0 m\u00e0u tr\u1eafng t\u1eeb b\u00f3ng \u0111\u00e8n m\u00e0 ch\u00fang ta c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c c\u00f3 t\u1eeb \u0111\u00e2u ra ? M\u00e0u tr\u1eafng m\u00e0 ch\u00fang ta c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c qua m\u1eaft l\u00e0 m\u00e0u t\u1ed5ng h\u1ee3p c\u1ee7a t\u1ea5t c\u1ea3 nh\u1eefng m\u00e0u s\u1eafc trong l\u00e0n s\u00f3ng quang ph\u1ed5 m\u00e0 m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 nh\u1eadn th\u00e2y \u0111\u01b0\u1ee3c trong t\u1ea7m 380-760nm .<\/p>\n

Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp b\u00ean tr\u00ean, m\u00e0u \u0111\u00e8n \u0111\u1ecf v\u00e0 v\u00e0ng to\u1ea3 nhi\u1ec7t r\u1ea5t y\u1ebfu v\u00e0 nh\u1eb9, n\u00ean s\u1ebb kh\u00f4ng c\u00f3 gi\u00fap \u00edch g\u00ec trong vi\u1ec7c d\u00f9ng \u0111\u00e8n trong c\u00e1c b\u1ec3 h\u1ed3 c\u00e1 c\u1ea3nh c\u1ea3 . Trong th\u00fa ch\u01a1i c\u00e1 c\u1ea3nh, v\u00e0 \u0111\u1eb7c bi\u1ec7t trong th\u00fa ch\u01a1i c\u00e1 r\u1ed3ng \u2026 n\u1ebfu mu\u1ed1n c\u00f3 x\u1eed d\u1ee5ng loai \u0111\u00e8n c\u00f3 th\u1ec3 t\u00e1c \u0111\u1ed9ng l\u00ean c\u00e1c ph\u1ea3n \u1ee9ng ho\u00e1 h\u1ecdc b\u00ean trong c\u01a1 th\u1ec3 c\u1ee7a c\u00e1 , c\u00e1c b\u1ea1n c\u1ea7n ph\u1ea3i x\u1eed d\u1ee5ng lo\u1ea1i \u0111\u00e8n c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a 3 lo\u1ea1i \u00e1nh s\u00e1ng : \u0111\u1ecf\/v\u00e0ng, xanh l\u00e1 c\u00e2y v\u00e0 xanh n\u01b0\u1edbc bi\u1ec3n . Khi 3 lo\u1ea1i \u00e1nh s\u00e1ng n\u00e0y k\u1ebft h\u1ee3p l\u1ea1i chung v\u1edbi nhau, ch\u00fang c\u0169ng t\u1ea1o ra c\u1ea3m nh\u1eadn m\u00e0u tr\u1eafng t\u1eeb \u0111\u00e8n . T\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i \u0111\u00e8n t\u1ed1t , c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng v\u00e0 d\u00f9ng trong b\u1ec3 h\u1ed3 c\u00e1 r\u1ed3ng l\u00e0 c\u00e1c lo\u1ea1i \u0111\u00e8n c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p n\u00e0y .
Khi n\u00f3i \u0111\u1ebfn l\u00e0n s\u00f3ng quang ph\u1ed5 c\u1ee7a \u00e1nh s\u00e1ng, th\u01b0\u1eddng ch\u00fang s\u1ebb \u0111\u01b0\u1ee3c di\u1ec3n \u0111\u1ea1t l\u00e0 m\u1ed9t chu\u1ed5i \u00e1nh s\u00e1ng m\u00e0u tr\u1eafng li\u00ean t\u1ee5c, khi \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi t\u1ea5t c\u1ea3 nh\u1eefng m\u00e0u s\u1eafc nh\u01b0 : \u0111\u1ecf, cam, v\u00e0ng, xanh l\u00e1 c\u00e2y, xanh n\u01b0\u1edbc bi\u1ec3n v\u00e0 t\u00edm ====> \u0111\u1ec3 t\u1ea1o n\u00ean m\u00e0u tr\u1eafng . Khi \u00e1nh s\u00e1ng t\u1ea1o \u0111\u01b0\u1ee3c c\u1ea3m nh\u1eadn m\u00e0u tr\u1eafng , th\u00ec \u0111\u1ea5y ch\u00ednh l\u00e0 lo\u1ea1i \u0111\u00e8n b\u00f3ng tr\u1eafng m\u00e0 ch\u00fang ta th\u01b0\u1eddng x\u1eed d\u1ee5ng trong nh\u00e0, hay t\u1ea1i c\u00e1c c\u00f4ng s\u1edf . Lo\u1ea1i \u0111\u00e8n tr\u1eafng n\u00e0y c\u0169ng nh\u01b0 c\u00e1c lo\u1ea1i \u0111\u00e8n v\u00e0ng, c\u0169ng s\u1ebb ch\u1eb3ng gi\u00fap \u00edch g\u00ec cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1 . \u0110i\u1ec1u \u0111\u00e1ng n\u00f3i \u1edf \u0111\u00e2y l\u00e0 c\u00f3 2 lo\u1ea1i \u0111\u00e8n \u0111\u1ec1u t\u1ea1o ra c\u1ea3m nh\u1eadn \u00e1nh s\u00e1ng m\u00e0u tr\u1eafng :<\/p>\n

1. Lo\u1ea1i \u0111\u00e8n tu\u00fdp tr\u1eafng th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u1eed d\u1ee5ng t\u1ea1i t\u01b0 gia , v\u0103n ph\u00f2ng\/c\u00f4ng s\u1edf ===> \u0111\u00e2y l\u00e0 lo\u1ea1i \u0111\u00e8n m\u00e0 c\u00e1c b\u1ea1n kh\u00f4ng n\u00ean d\u00f9ng trong b\u1ec3 h\u1ed3 c\u00e1 r\u1ed3ng .<\/p>\n

2. Lo\u1ea1i \u0111\u00e8n tu\u00fdp c\u0169ng t\u1ea1o ra m\u00e0u tr\u1eafng, nh\u01b0ng ch\u1ec9 ph\u1ed1i h\u1ee3p v\u1edbi l\u00e0n s\u00f3ng quan ph\u1ed5 c\u1ee7a m\u00e0u \u0111\u1ecf\/v\u00e0ng, xanh l\u00e1 c\u00e2y v\u00e0 xanh n\u01b0\u1edbc bi\u1ec3n ===> khi ch\u1ec9 k\u1ebft h\u1ee3p 3 lo\u1ea1i m\u00e0u s\u1eafc n\u00e0y v\u1edbi nhau ===> ch\u00fang c\u0169ng s\u1ebb t\u1ea1o ra m\u00e0u tr\u1eafng, nh\u01b0ng \u0111\u00e2y l\u00e0 lo\u1ea1i \u0111\u00e8n m\u00e0 s\u1ebb c\u00f3 t\u00e1c d\u1ee5ng l\u00ean c\u01a1 th\u1ec3 c\u1ee7a c\u00e1 r\u1ed3ng c\u00e1c b\u1ea1n . C\u00e1c b\u1ea1n mu\u1ed1n x\u1eed d\u1ee5ng \u0111\u00fang \u0111\u00e8n, v\u00e0 ch\u01a1i \u0111\u00fang c\u00e1ch, th\u00ec \u0111\u00e2y ch\u00ednh l\u00e0 lo\u1ea1i \u0111\u00e8n m\u00e0 c\u00e1c b\u1ea1n n\u00ean mua v\u00e0 x\u1eed d\u1ee5ng .
L\u00e0m sao ch\u00fang ta c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c lo\u1ea1i \u0111\u00e8n n\u00e0o \u0111\u1ec3 mua ? C\u00e2u tr\u1ea3 l\u1eddi s\u1ebb \u0111\u01b0\u1ee3c ghi tr\u00ean tu\u00fdp \u0111\u00e8n hay \u1ed1ng b\u1ecdc b\u00ean ngo\u00e0i c\u1ee7a \u0111\u00e8n . V\u00ec \u0111\u00e2y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a 3 lo\u1ea1i l\u00e0n s\u00f3ng, n\u00ean c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p n\u00e0y s\u1ebb \u0111\u01b0\u1ee3c ghi r\u1ecf l\u00e0 tri-phosphor . \u0110\u00e2y ch\u00ednh l\u00e0 c\u00e1c lo\u1ea1i \u0111\u00e8n c\u0103n b\u1ea3n m\u00e0 c\u00e1c b\u1ea1n n\u00ean mua v\u00e0 x\u1eed d\u1ee5ng cho b\u1ec3 h\u1ed3 c\u00e1 r\u1ed3ng .<\/p>\n

M\u1ed9t \u0111i\u1ec1u c\u1ea7n ph\u1ea3i n\u00f3i cho th\u1eadt r\u00f5 r\u00e0ng l\u00e0 kh\u00f4ng c\u00f3 m\u1ed9t lo\u1ea1i \u0111\u00e8n n\u00e0o \u0111uoc s\u1ea3n xu\u1ea5t cho d\u00f9 c\u00f3 t\u1ed1t cho m\u1ea5y \u0111i n\u1eefa c\u00f3 th\u1ec3 so s\u00e1nh v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi . \u0110\u00e2y l\u00e0 l\u01b0\u1ee3ng \u00e1nh s\u00e1ng quan ph\u1ed5 to\u00e0n ph\u1ea7n \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e1c sinh \u0111\u1ed9ng th\u1ef1c v\u1eadt tr\u00ean tr\u00e1i \u0111\u1ea5t th\u00edch nghi v\u00e0 \u1ee9ng d\u1ee5ng c\u1ea3 h\u00e0ng tri\u1ec7u tri\u1ec7u n\u0103m qua . Kh\u00f4ng c\u00f3 chi c\u00f3 th\u1ec3 qua m\u1eb7t \u0111\u01b0\u1ee3c m\u1eb9 thi\u00ean nhi\u00ean, v\u00ec th\u1ebf trong m\u1ecdi ho\u00e0n c\u1ea3nh v\u00e0 t\u00ecnh hu\u1ed1ng, n\u1ebfu c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t ra \u0111\u01b0\u1ee3c c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n c\u00f3 kh\u1ea3 n\u0103ng g\u1ea7n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 l\u01b0\u1ee3ng \u00e1nh s\u00e1ng quang ph\u1ed5 to\u00e0n ph\u1ea7n m\u00e0 \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi cung c\u1ea5p, th\u00ec \u0111\u00e2y c\u0169ng ch\u00ednh l\u00e0 lo\u1ea1i b\u00f3ng \u0111\u00e8n m\u00e0 ta n\u00ean c\u00e2n nh\u1eafc khi mua . C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t b\u00f3ng \u0111\u00e8n trong th\u00fa ch\u01a1i c\u00e1 c\u1ea3nh \u0111\u1ec1u bi\u1ebft \u0111i\u1ec1u n\u00e0y, n\u00ean h\u1ecd c\u0169ng cung c\u1ea5p cho ng\u01b0\u1eddi ti\u00eau th\u1ee5 th\u00eam m\u1ed9t th\u00f4ng s\u1ed1 n\u1eefa m\u00e0 ti\u1ebfng Anh g\u1ecdi l\u00e0 CRI . CRI l\u00e0 ch\u1eef vi\u1ebft t\u1eafc c\u1ee7a Color Rendering Index . Th\u1ebf CRI l\u00e0 g\u00ec ?<\/p>\n

CRI
Th\u00f4ng s\u1ed1 \u0111\u01b0\u1ee3c cung c\u1ea5p v\u1ec1 m\u1ed9t lo\u1ea1i \u0111\u00e8n n\u00e0o \u0111\u00f3 v\u1ec1 s\u1ed1 CRI s\u1ebb cho ch\u00fang ta bi\u1ebft lo\u1ea1i \u0111\u00e8n \u0111\u00f3 c\u00f3 ngu\u1ed3n \u00e1nh s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o khi so s\u00e1nh v\u1edbi l\u01b0\u1ee3ng quang ph\u1ed5 to\u00e0n ph\u1ea7n c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi . Con s\u1ed1 tuy\u1ec7t \u0111\u1ed1i \u0111\u1ec3 so s\u00e1nh v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi l\u00e0 100 . Th\u00f4ng s\u1ed1 CRI c\u00e0ng g\u1ea7n \u0111\u1ebfn s\u1ed1 100 bao nhi\u00eau, cho ch\u00fang ta bi\u1ebft \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng c\u1ee7a lo\u1ea1i b\u00f3ng \u0111\u00e8n \u0111\u00f3 khi so s\u00e1nh v\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi .<\/p>\n

Th\u00f4ng th\u01b0\u1eddng th\u00f4ng s\u1ed1 CRI ch\u1ec9 \u0111\u01b0\u1ee3c ghi tr\u00ean c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n c\u00f3 ph\u1ea9m ch\u1ea5t cao v\u00e0 \u0111\u1eaft ti\u1ec1n . \u0110i\u1ec1u \u0111\u00f3 ch\u1ec9 \u0111i\u1ec3m cho ch\u00fang ta r\u1eb1ng, khi \u0111i mua \u0111\u00e8n cho h\u1ed3 c\u00e1 r\u1ed3ng, xin \u0111\u1eebng mua nh\u1eefng lo\u1ea1i b\u00f3ng \u0111\u00e8n kh\u00f4ng c\u00f3 ghi th\u00f4ng s\u1ed1 CRI . Trong c\u00e1c lo\u1ea1i \u0111\u00e8n c\u00f3 cung c\u1ea5p th\u00f4ng tin v\u1ec1 CRI, ch\u00fang th\u01b0\u1eddng s\u1ebb b\u1eaft \u0111\u1ea7u t\u1eeb CRI =90 tr\u1edf l\u00ean .
\u0110\u00e2y l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng khi c\u00e1c b\u1ea1n \u0111i ch\u1ecdn l\u1ef1a lo\u1ea1i \u0111\u00e8n n\u00e0o c\u1ea7n v\u00e0 n\u00ean mua cho c\u00e1c con c\u00e1 r\u1ed3ng c\u1ee7a c\u00e1c b\u1ea1n v\u00e2y !<\/p>\n

T\u00f4i bi\u1ebft l\u00e0 c\u00e1c b\u1ea1n \u0111ang th\u1eafc m\u1eafc th\u1ebf c\u00f2n \u0111\u1ed9 Kelvin v\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp \u0111\u1ebfn tr\u00ean di\u1ec3n \u0111\u00e0n v\u1ec1 c\u00e1c lo\u1ea1i \u0111\u00e8n trong b\u1ec3 h\u1ed3 c\u00e1 r\u1ed3ng th\u00ec sao ? \u0110\u1ed9 Kelvin l\u00e0 g\u00ec ?<\/p>\n

\u0110\u1ed9 Kelvin
\u0110\u1ed9 Kelvin ch\u1ec9 l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 \u0111\u1ec3 ng\u01b0\u1eddi x\u1eed d\u1ee5ng c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c s\u01b0 to\u1ea3 nhi\u1ec7t c\u1ee7a b\u00f3ng \u0111\u00e8n . S\u1ef1 to\u1ea3 nhi\u1ec7t n\u00e0y \u0111\u01b0\u1ee3c so s\u00e1nh m\u1ed9t l\u1ea7n n\u1eefa \u0111\u1ebfn s\u1ef1 to\u1ea3 nhi\u1ec7t c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi . \u0110\u1ec3 t\u1ea5t c\u1ea3 ch\u00fang ta c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t kh\u00e1i ni\u1ec7m t\u1ed5ng qu\u00e1t v\u1ec1 s\u1ef1 to\u1ea3 nhi\u1ec7t c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi , xin \u0111\u01a1n c\u1eed m\u1ed9t v\u00e0i th\u00f4ng s\u1ed1 c\u1ee5 th\u1ec3 nh\u01b0 sau :<\/p>\n

S\u1ee9c n\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi t\u1ea1i vung nhi\u1ec7t \u0111\u1edbi v\u00e0o gi\u1eefa tr\u01b0a = 5500 \u0111\u1ed9 Kelvin
S\u1ee9c n\u00f3ng v\u00e0 to\u1ea3 nhi\u1ec7t c\u1ee7a \u0111\u00e8n c\u1ea7y = 1800 \u0111\u1ed9 Kelvin
S\u1ee9c n\u00f3ng v\u00e0 to\u1ea3 nhi\u1ec7t c\u1ee7a lo\u1ea1i \u0111\u00e8n tr\u1eafng trong v\u0103n ph\u00f2ng\/t\u01b0 gia = 4100 \u0111\u1ed9 Kelvin
S\u1ee9c n\u00f3ng v\u00e0 to\u1ea3 nhi\u1ec7t c\u1ee7a m\u1eb7t tr\u1eddi v\u00e0o ng\u00e0y tr\u1eddi xanh = 10000-30000 \u0111\u1ed9 Kelvin .<\/p>\n

Nh\u01b0 c\u00e1c b\u1ea1n th\u1ea5y \u0111\u00e2y c\u0169ng l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 quan tr\u1ecdng m\u00e0 ch\u00fang ta c\u1ea7n ph\u1ea3i c\u00e2n nh\u1eafc .<\/p>\n

Hy v\u1ecdng sau khi \u0111oc xong b\u00e0i n\u00e0y, c\u00e1c b\u1ea1n s\u1ebb c\u00f3 th\u00eam t\u00ed kh\u00e1i ni\u1ec7m nh\u1eefng lo\u1ea1i \u0111\u00e8n n\u00e0o th\u1eadt s\u1ef1 c\u1ea7n thi\u1ebft v\u00e0 kh\u00f4ng c\u1ea7n thi\u1ebft cho b\u1ec3 h\u1ed3 c\u00e1 r\u1ed3ng c\u1ee7a c\u00e1c b\u1ea1n . N\u1ebfu b\u00e0i vi\u1ebft n\u00e0y gi\u00fap \u00edch \u0111\u01b0\u1ee3c chi cho ch\u1ec9 m\u1ed9t b\u1ea1n \u0111\u1ecdc, th\u00ec ch\u1eafc h\u1eb3n n\u00f3 \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3 nh\u01b0 c\u00e1 nh\u00e2n t\u00f4i mong mu\u1ed1n v\u00e2y . Mong l\u1eafm thay !<\/p>\n

Ngu\u1ed3n diendancacanh<\/strong><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Ch\u01a1i c\u00e1 r\u1ed3ng l\u00e0 ch\u01a1i n\u01b0\u1edbc, nh\u01b0ng sau khi ph\u1ea7n n\u01b0\u1edbc \u0111\u00e3 t\u1ea1m y\u00ean \u1ed5n, th\u00ec k\u1ebf ti\u1ebfp l\u00e0 ch\u01a1i \u0111\u00e8n ! Qu\u1ea3 th\u1eadt l\u00e0 nh\u01b0 th\u1ebf, v\u00ec c\u00e1 r\u1ed3ng trong b\u1ec3 h\u1ed3 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1nh \u0111\u00e8n s\u1ebb th\u1ec3 hi\u1ec7n nh\u1eefng m\u00e0u s\u1eafc kh\u00e1c nhau . C\u00e1ch thi\u1ebft k\u1ebf \u0111\u00e8n nh\u01b0 th\u1ebf n\u00e0o, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-86","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/86","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/comments?post=86"}],"version-history":[{"count":0,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/posts\/86\/revisions"}],"wp:attachment":[{"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/media?parent=86"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/categories?post=86"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robot.yeupet.vn\/index.php\/wp-json\/wp\/v2\/tags?post=86"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}