{"id":4746,"date":"2024-04-26T11:00:00","date_gmt":"2024-04-26T03:00:00","guid":{"rendered":"https:\/\/bo-qi.com\/?p=4746"},"modified":"2026-01-04T18:29:35","modified_gmt":"2026-01-04T10:29:35","slug":"led-light-facts-what-is-the-lumens","status":"publish","type":"post","link":"https:\/\/bo-qi.com\/vi\/led-light-facts-what-is-the-lumens\/","title":{"rendered":"S\u1ef1 th\u1eadt v\u1ec1 \u0111\u00e8n LED: Lumens l\u00e0 g\u00ec"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi chi\u1ebfu s\u00e1ng chuy\u1ec3n \u0111\u1ed9ng nhanh, \u0111\u00e8n LED (\u0110i\u1ed1t ph\u00e1t quang) \u0111\u00e3 thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta ngh\u0129 v\u1ec1 \u0111\u1ed9 s\u00e1ng c\u1ee7a b\u00f3ng \u0111\u00e8n. Gi\u1edd \u0111\u00e2y, ch\u00fang ta th\u01b0\u1eddng n\u00f3i v\u1ec1 \u201clumen\u201d thay v\u00ec watt. Lumen l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 ch\u1ecdn \u0111\u00fang lo\u1ea1i \u0111\u00e8n. N\u1ebfu ch\u00fang ta kh\u00f4ng ch\u00fa \u00fd \u0111\u1ebfn lumen, ch\u00fang ta c\u00f3 th\u1ec3 s\u1ebd c\u00f3 \u00e1nh s\u00e1ng qu\u00e1 s\u00e1ng ho\u1eb7c kh\u00f4ng \u0111\u1ee7 s\u00e1ng cho kh\u00f4ng gian c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

Lumen ch\u00ednh x\u00e1c l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Lumen \u0111o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng m\u00e0 b\u00f3ng \u0111\u00e8n ph\u00e1t ra. N\u00f3 cho ch\u00fang ta bi\u1ebft b\u00f3ng \u0111\u00e8n s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o. V\u1edbi \u0111\u01a1n v\u1ecb \u0111o n\u00e0y, ch\u00fang ta c\u00f3 th\u1ec3 so s\u00e1nh c\u00e1c lo\u1ea1i b\u00f3ng \u0111\u00e8n kh\u00e1c nhau nh\u01b0 LED, hu\u1ef3nh quang v\u00e0 s\u1ee3i \u0111\u1ed1t. Nh\u1eefng b\u00f3ng \u0111\u00e8n n\u00e0y kh\u00f4ng s\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 t\u1ea1o ra \u00e1nh s\u00e1ng. Hi\u1ec3u v\u1ec1 lumen gi\u00fap ch\u00fang ta v\u01b0\u1ee3t qua vi\u1ec7c ch\u1ec9 nh\u00ecn v\u00e0o watt, v\u1ed1n ch\u1ec9 cho bi\u1ebft m\u1ee9c s\u1eed d\u1ee5ng n\u0103ng l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch n\u00e0y, ch\u00fang ta \u0111\u01b0a ra l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n, ch\u1ecdn nh\u1eefng b\u00f3ng \u0111\u00e8n mang l\u1ea1i nhi\u1ec1u \u00e1nh s\u00e1ng h\u01a1n v\u1edbi \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n.<\/p>\n\n\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a Lumen trong chi\u1ebfu s\u00e1ng LED<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u0111\u00e8n LED, lumen l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c ph\u1ea3i bi\u1ebft v\u00ec nh\u1eefng lo\u1ea1i \u0111\u00e8n n\u00e0y s\u1eed d\u1ee5ng \u00edt \u0111i\u1ec7n n\u0103ng h\u01a1n \u0111\u1ec3 chi\u1ebfu s\u00e1ng b\u1eb1ng ho\u1eb7c s\u00e1ng h\u01a1n b\u00f3ng \u0111\u00e8n c\u0169. \u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao c\u00f4ng ngh\u1ec7 LED l\u00e0 y\u1ebfu t\u1ed1 thay \u0111\u1ed5i cu\u1ed9c ch\u01a1i trong vi\u1ec7c ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 ti\u1ec1n b\u1ea1c theo th\u1eddi gian. Khi ch\u00fang ta nh\u00ecn v\u00e0o lumen c\u1ee7a \u0111\u00e8n LED, ch\u00fang ta c\u00f3 th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c n\u00f3 s\u1ebd s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang ta ph\u00f9 h\u1ee3p \u00e1nh s\u00e1ng v\u1edbi n\u01a1i c\u1ea7n d\u00f9ng, nh\u01b0 nh\u00e0 \u1edf, v\u0103n ph\u00f2ng ho\u1eb7c ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

Lumen LED so s\u00e1nh nh\u01b0 th\u1ebf n\u00e0o v\u1edbi c\u00e1c ngu\u1ed3n s\u00e1ng kh\u00e1c<\/h3>\n\n\n\n

Khi so s\u00e1nh \u0111\u00e8n LED v\u1edbi c\u00e1c c\u00f4ng ngh\u1ec7 chi\u1ebfu s\u00e1ng kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00f3ng \u0111\u00e8n s\u1ee3i \u0111\u1ed1t v\u00e0 CFL (\u0110\u00e8n hu\u1ef3nh quang compact), \u0111\u00e8n LED n\u1ed5i b\u1eadt nh\u1edd hi\u1ec7u su\u1ea5t lumen v\u01b0\u1ee3t tr\u1ed9i. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 \u0111\u00e8n LED c\u00f3 th\u1ec3 t\u1ea1o ra l\u01b0\u1ee3ng \u00e1nh s\u00e1ng l\u1edbn h\u01a1n nhi\u1ec1u tr\u00ean m\u1ed7i \u0111\u01a1n v\u1ecb n\u0103ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5. V\u00ed d\u1ee5, m\u1ed9t \u0111\u00e8n LED s\u1eed d\u1ee5ng 10 watt c\u00f3 th\u1ec3 ph\u00e1t ra l\u01b0\u1ee3ng \u00e1nh s\u00e1ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi b\u00f3ng \u0111\u00e8n s\u1ee3i \u0111\u1ed1t 60 watt. Hi\u1ec7u qu\u1ea3 n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m cho \u0111\u00e8n LED th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng h\u01a1n m\u00e0 c\u00f2n ti\u1ebft ki\u1ec7m h\u01a1n v\u1ec1 l\u00e2u d\u00e0i nh\u1edd chi ph\u00ed \u0111i\u1ec7n th\u1ea5p h\u01a1n. Kh\u1ea3 n\u0103ng cung c\u1ea5p lumen cao h\u01a1n v\u1edbi \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n c\u1ee7a \u0111\u00e8n LED l\u00e0 \u0111\u1ed9ng l\u1ef1c ch\u00ednh th\u00fac \u0111\u1ea9y vi\u1ec7c \u00e1p d\u1ee5ng nhanh ch\u00f3ng trong m\u1ecdi th\u1ee9 t\u1eeb chi\u1ebfu s\u00e1ng gia \u0111\u00ecnh \u0111\u1ebfn \u0111\u00e8n \u0111\u01b0\u1eddng v\u00e0 m\u00e0n h\u00ecnh th\u01b0\u01a1ng m\u1ea1i.<\/p>\n\n\n\n

\"c\u00e1ch<\/figure>\n\n\n\n

Bao nhi\u00eau Lumen \u0111\u01b0\u1ee3c coi l\u00e0 t\u1ed1t cho \u0111\u00e8n LED?<\/h3>\n\n\n\n

Khi chuy\u1ec3n sang \u0111\u00e8n LED, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i bi\u1ebft b\u1ea1n c\u1ea7n bao nhi\u00eau lumen. \u0110\u1ed1i v\u1edbi s\u1eed d\u1ee5ng trong gia \u0111\u00ecnh, \u0111\u00e8n LED kho\u1ea3ng 800 lumen ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho h\u1ea7u h\u1ebft m\u1ecdi vi\u1ec7c. \u0110\u1ed9 s\u00e1ng n\u00e0y t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi b\u00f3ng \u0111\u00e8n truy\u1ec1n th\u1ed1ng 60 watt. Nh\u01b0ng trong nh\u1eefng m\u00f4i tr\u01b0\u1eddng c\u1ea7n \u00e1nh s\u00e1ng m\u1ea1nh h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 chi\u1ebfu s\u00e1ng c\u00f4ng vi\u1ec7c trong nh\u00e0 b\u1ebfp ho\u1eb7c v\u0103n ph\u00f2ng, vi\u1ec7c ch\u1ecdn \u0111\u00e8n LED c\u00f3 c\u00f4ng su\u1ea5t lumen cao h\u01a1n\u2014t\u1eeb 1100 \u0111\u1ebfn 1600 lumen\u2014\u0111\u1ea3m b\u1ea3o s\u1ef1 \u0111\u1ea7y \u0111\u1ee7 v\u00e0 ch\u1ee9c n\u0103ng.<\/p>\n\n\n\n

Hi\u1ec3u v\u1ec1 \u0111\u1ed9 s\u00e1ng c\u1ee7a \u0111\u00e8n LED 2000 Lumen<\/h3>\n\n\n\n

\u0110\u00e8n LED 2000 lumen ph\u00e1t ra m\u1ee9c \u0111\u1ed9 s\u00e1ng cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi b\u00f3ng \u0111\u00e8n ti\u00eau chu\u1ea9n d\u00f9ng trong gia \u0111\u00ecnh. C\u00f4ng su\u1ea5t lumen cao nh\u01b0 v\u1eady th\u01b0\u1eddng ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng khu v\u1ef1c c\u1ea7n \u00e1nh s\u00e1ng r\u00f5 r\u00e0ng, s\u00e1ng s\u1ee7a, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u00e0 \u0111\u1ec3 xe, x\u01b0\u1edfng l\u00e0m vi\u1ec7c ho\u1eb7c t\u1ea7ng h\u1ea7m n\u01a1i th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c chi ti\u1ebft. N\u00f3 c\u0169ng l\u00fd t\u01b0\u1edfng cho chi\u1ebfu s\u00e1ng ngo\u00e0i tr\u1eddi n\u01a1i c\u1ea7n ph\u1ee7 s\u00f3ng r\u1ed9ng. Hi\u1ec3u \u0111\u01b0\u1ee3c nhu c\u1ea7u chi\u1ebfu s\u00e1ng c\u1ee5 th\u1ec3 c\u1ee7a kh\u00f4ng gian c\u00f3 th\u1ec3 h\u01b0\u1edbng d\u1eabn b\u1ea1n ch\u1ecdn \u0111\u00e8n LED c\u00f3 c\u00f4ng su\u1ea5t lumen ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb v\u00e0 ch\u1ee9c n\u0103ng.<\/p>\n\n\n\n

Ch\u1ecdn c\u00f4ng su\u1ea5t Lumen ph\u00f9 h\u1ee3p cho c\u00e1c b\u1ed1i c\u1ea3nh kh\u00e1c nhau<\/h2>\n\n\n\n

Vi\u1ec7c ch\u1ecdn \u0111\u00fang c\u00f4ng su\u1ea5t lumen l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 c\u00f3 \u00e1nh s\u00e1ng hi\u1ec7u qu\u1ea3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau. Trong m\u00f4i tr\u01b0\u1eddng d\u00e2n c\u01b0, b\u1ea7u kh\u00f4ng kh\u00ed, t\u00ednh h\u1eefu d\u1ee5ng v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i c\u1ee7a \u00e1nh s\u00e1ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c quy\u1ebft \u0111\u1ecbnh b\u1edfi c\u00f4ng su\u1ea5t lumen c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb chi\u1ebfu s\u00e1ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. Lumen th\u1ea5p h\u01a1n th\u01b0\u1eddng \u0111\u1ee7 \u0111\u1ec3 t\u1ea1o ra b\u1ea7u kh\u00f4ng kh\u00ed th\u01b0 gi\u00e3n v\u00e0 \u1ea5m c\u00fang, ch\u1eb3ng h\u1ea1n nh\u01b0 trong ph\u00f2ng ng\u1ee7 ho\u1eb7c khu v\u1ef1c \u0103n u\u1ed1ng, trong khi lumen cao h\u01a1n \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u trong nh\u00e0 b\u1ebfp v\u00e0 v\u0103n ph\u00f2ng t\u1ea1i nh\u00e0 n\u01a1i c\u00f4ng vi\u1ec7c \u0111\u00f2i h\u1ecfi t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng h\u01a1n. Trong c\u00e1c kh\u00f4ng gian th\u01b0\u01a1ng m\u1ea1i nh\u01b0 v\u0103n ph\u00f2ng, c\u1eeda h\u00e0ng v\u00e0 nh\u00e0 m\u00e1y, lumen \u0111\u1ea7y \u0111\u1ee7 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft kh\u00f4ng ch\u1ec9 cho n\u0103ng su\u1ea5t m\u00e0 c\u00f2n cho s\u1ef1 an to\u00e0n v\u00e0 ph\u00fac l\u1ee3i. Ph\u1ea7n n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi \u0111\u1ecdc c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh l\u1ef1a ch\u1ecdn lumen cho ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u1ee5 th\u1ec3, t\u0103ng c\u01b0\u1eddng c\u1ea3 ch\u1ee9c n\u0103ng v\u00e0 hi\u1ec7u qu\u1ea3 n\u0103ng l\u01b0\u1ee3ng.<\/p>\n\n\n\n

\"ch\u1ecdn<\/figure>\n\n\n\n

Kelvin so v\u1edbi Lumen: Hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t trong chi\u1ebfu s\u00e1ng LED<\/h2>\n\n\n\n

Trong khi lumen cho ch\u00fang ta bi\u1ebft b\u00f3ng \u0111\u00e8n s\u00e1ng nh\u01b0 th\u1ebf n\u00e0o, Kelvin \u0111o m\u00e0u c\u1ee7a \u00e1nh s\u00e1ng. \u00c1nh s\u00e1ng \u1ea5m h\u01a1n (Kelvin th\u1ea5p h\u01a1n) l\u00e0m cho c\u00e1c c\u0103n ph\u00f2ng c\u1ea3m th\u1ea5y ch\u00e0o \u0111\u00f3n, tuy\u1ec7t v\u1eddi cho ph\u00f2ng kh\u00e1ch ho\u1eb7c ph\u00f2ng ng\u1ee7. \u00c1nh s\u00e1ng m\u00e1t h\u01a1n (Kelvin cao h\u01a1n) t\u1ed1t h\u01a1n cho ph\u00f2ng t\u1eafm ho\u1eb7c nh\u00e0 b\u1ebfp n\u01a1i b\u1ea1n c\u1ea7n nh\u00ecn r\u00f5. Bi\u1ebft c\u1ea3 lumen v\u00e0 Kelvin gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u00e8n LED t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

Hi\u1ec3u c\u1ea3 lumen v\u00e0 Kelvin l\u00e0 r\u1ea5t quan tr\u1ecdng khi ch\u1ecdn chi\u1ebfu s\u00e1ng LED v\u00ec n\u00f3 cho ph\u00e9p b\u1ea1n \u0111i\u1ec1u ch\u1ec9nh ch\u1ee9c n\u0103ng v\u00e0 t\u00e2m tr\u1ea1ng c\u1ee7a m\u1ed7i ph\u00f2ng theo m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3. V\u00ed d\u1ee5, trong khi b\u00f3ng \u0111\u00e8n lumen cao, Kelvin th\u1ea5p c\u00f3 th\u1ec3 ho\u00e0n h\u1ea3o cho ph\u00f2ng kh\u00e1ch, cung c\u1ea5p \u00e1nh s\u00e1ng s\u00e1ng nh\u01b0ng \u1ea5m \u00e1p, th\u00ec b\u00f3ng \u0111\u00e8n lumen cao, Kelvin cao s\u1ebd ph\u00f9 h\u1ee3p h\u01a1n cho ph\u00f2ng t\u1eafm ho\u1eb7c nh\u00e0 b\u1ebfp, n\u01a1i b\u1ea1n c\u1ea7n \u00e1nh s\u00e1ng r\u00f5 r\u00e0ng v\u00e0 s\u00e1ng s\u1ee7a.<\/p>\n\n\n\n

B\u1eb1ng c\u00e1ch xem x\u00e9t c\u1ea3 \u0111\u1ed9 s\u00e1ng v\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u00e0u c\u1ee7a b\u00f3ng \u0111\u00e8n, b\u1ea1n c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u00e1nh s\u00e1ng trong kh\u00f4ng gian c\u1ee7a m\u00ecnh kh\u00f4ng ch\u1ec9 cho hi\u1ec7u qu\u1ea3 v\u00e0 s\u1ef1 tho\u1ea3i m\u00e1i, m\u00e0 c\u00f2n cho t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 ch\u1ee9c n\u0103ng. S\u1ef1 k\u1ebft h\u1ee3p \u0111\u00fang \u0111\u1eafn gi\u1eefa lumen v\u00e0 Kelvin c\u00f3 th\u1ec3 bi\u1ebfn \u0111\u1ed5i m\u1ed9t khu v\u1ef1c, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00e2m tr\u1ea1ng, n\u0103ng su\u1ea5t v\u00e0 th\u1eadm ch\u00ed c\u1ea3 s\u1ee9c kh\u1ecfe, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng c\u1ee7a thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn chi\u1ebfu s\u00e1ng hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n

\"kelvin<\/figure>\n\n\n\n

Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a Lumen LED<\/h2>\n\n\n\n

Khi \u0111i s\u00e2u v\u00e0o chi ti\u1ebft c\u1ee5 th\u1ec3 c\u1ee7a lumen LED, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 g\u00f3c ch\u00f9m s\u00e1ng v\u00e0 Ch\u1ec9 s\u1ed1 ho\u00e0n m\u00e0u (CRI), nh\u1eefng y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn hi\u1ec7u su\u1ea5t v\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a chi\u1ebfu s\u00e1ng LED cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. G\u00f3c ch\u00f9m s\u00e1ng, \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng \u0111\u1ed9, x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 lan t\u1ecfa c\u1ee7a \u00e1nh s\u00e1ng ph\u00e1t ra t\u1eeb \u0111\u00e8n LED. G\u00f3c ch\u00f9m h\u1eb9p, th\u01b0\u1eddng d\u01b0\u1edbi 40 \u0111\u1ed9, t\u1eadp trung \u00e1nh s\u00e1ng th\u00e0nh m\u1ed9t ch\u00f9m h\u1ed9i t\u1ee5, l\u00fd t\u01b0\u1edfng cho chi\u1ebfu s\u00e1ng \u0111i\u1ec3m ho\u1eb7c chi\u1ebfu s\u00e1ng c\u00f4ng vi\u1ec7c n\u01a1i c\u1ea7n \u00e1nh s\u00e1ng \u0111\u1ecbnh h\u01b0\u1edbng m\u1ea1nh. Ng\u01b0\u1ee3c l\u1ea1i, g\u00f3c ch\u00f9m r\u1ed9ng, l\u1edbn h\u01a1n 90 \u0111\u1ed9, ph\u00e2n t\u00e1n \u00e1nh s\u00e1ng r\u1ed9ng r\u00e3i, ho\u00e0n h\u1ea3o cho chi\u1ebfu s\u00e1ng ph\u00f2ng n\u00f3i chung ho\u1eb7c chi\u1ebfu s\u00e1ng xung quanh l\u00e0m \u0111\u1ea7y kh\u00f4ng gian m\u1ed9t c\u00e1ch \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n

Ch\u1ec9 s\u1ed1 ho\u00e0n m\u00e0u (CRI) l\u00e0 m\u1ed9t th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng kh\u00e1c, \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 tr\u00ean thang \u0111i\u1ec3m t\u1eeb 0 \u0111\u1ebfn 100, cho bi\u1ebft m\u1ee9c \u0111\u1ed9 ch\u00ednh x\u00e1c m\u00e0 ngu\u1ed3n s\u00e1ng hi\u1ec3n th\u1ecb m\u00e0u s\u1eafc c\u1ee7a v\u1eadt th\u1ec3 so v\u1edbi \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean. CRI cao h\u01a1n, th\u01b0\u1eddng tr\u00ean 80, l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft trong c\u00e1c m\u00f4i tr\u01b0\u1eddng nh\u01b0 ph\u00f2ng thi\u1ebft k\u1ebf \u0111\u1ed3 h\u1ecda ho\u1eb7c nh\u00e0 b\u1ebfp, n\u01a1i vi\u1ec7c ph\u00e2n bi\u1ec7t m\u00e0u s\u1eafc ch\u00ednh x\u00e1c l\u00e0 r\u1ea5t quan tr\u1ecdng. \u00c1nh s\u00e1ng c\u00f3 CRI cao \u0111\u1ea3m b\u1ea3o m\u00e0u s\u1eafc \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y \u1edf d\u1ea1ng th\u1eadt c\u1ee7a ch\u00fang, t\u1eeb \u0111\u00f3 tr\u00e1nh c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 kh\u1edbp m\u00e0u ho\u1eb7c \u0111\u00e1nh gi\u00e1 th\u1ea5p \u0111\u1ed9 t\u01b0\u01a1i c\u1ee7a th\u1ef1c ph\u1ea9m d\u1ef1a tr\u00ean h\u00ecnh th\u1ee9c b\u00ean ngo\u00e0i. Hi\u1ec3u c\u00e1c kh\u00eda c\u1ea1nh k\u1ef9 thu\u1eadt n\u00e0y gi\u00fap l\u1ef1a ch\u1ecdn \u0111\u00e8n LED kh\u00f4ng ch\u1ec9 cung c\u1ea5p \u0111\u1ed9 s\u00e1ng mong mu\u1ed1n m\u00e0 c\u00f2n n\u00e2ng cao ch\u1ee9c n\u0103ng v\u00e0 t\u00ednh th\u1ea9m m\u1ef9 c\u1ee7a kh\u00f4ng gian m\u00e0 ch\u00fang chi\u1ebfu s\u00e1ng.<\/p>\n\n\n\n

M\u1eb9o th\u1ef1c t\u1ebf \u0111\u1ec3 \u0111o v\u00e0 ch\u1ecdn Lumens<\/h3>\n\n\n\n

Vi\u1ec7c ch\u1ecdn \u0111\u00fang lumens c\u00f3 th\u1ec3 c\u00f3 v\u1ebb kh\u00f3 kh\u0103n. Ph\u1ea7n n\u00e0y cung c\u1ea5p c\u00e1c m\u1eb9o v\u00e0 c\u00f4ng c\u1ee5 \u0111\u1ec3 l\u00e0m cho vi\u1ec7c \u0111\u00f3 d\u1ec5 d\u00e0ng h\u01a1n. B\u1ea1n s\u1ebd h\u1ecdc c\u00e1ch s\u1eed d\u1ee5ng m\u00e1y \u0111o lumen v\u00e0 \u0111\u1ecdc bao b\u00ec b\u00f3ng \u0111\u00e8n \u0111\u1ec3 c\u00f3 th\u1ec3 t\u1ef1 tin ch\u1ecdn \u00e1nh s\u00e1ng t\u1ed1t nh\u1ea5t cho kh\u00f4ng gian c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

Lumens LED trong c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau<\/h2>\n\n\n\n

Lumens LED trong h\u1ec7 th\u1ed1ng chi\u1ebfu s\u00e1ng th\u00f4ng minh<\/h3>\n\n\n\n

Chi\u1ebfu s\u00e1ng th\u00f4ng minh cho ph\u00e9p b\u1ea1n thay \u0111\u1ed5i lumens d\u1ef1a tr\u00ean th\u1eddi gian, ai c\u00f3 m\u1eb7t, ho\u1eb7c b\u1ea1n \u0111ang l\u00e0m g\u00ec. \u0110i\u1ec1u n\u00e0y ti\u1ebft ki\u1ec7m nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n v\u00e0 l\u00e0m cho vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u00e8n d\u1ec5 d\u00e0ng h\u01a1n. Ph\u1ea7n n\u00e0y n\u00f3i v\u1ec1 c\u00e1ch lumens ho\u1ea1t \u0111\u1ed9ng trong c\u00e1c h\u1ec7 th\u1ed1ng th\u00f4ng minh v\u00e0 c\u00e1ch c\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u00e0 \u1edf v\u00e0 doanh nghi\u1ec7p.<\/p>\n\n\n\n

S\u1ee9c kh\u1ecfe v\u00e0 S\u1ef1 kh\u1ecfe m\u1ea1nh<\/h3>\n\n\n\n

\u00c1nh s\u00e1ng t\u1ed1t l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 gi\u1eef s\u1ee9c kh\u1ecfe. Lumens ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 ng\u0103n ng\u1eeba m\u1ecfi m\u1eaft v\u00e0 \u0111au \u0111\u1ea7u. \u1ede \u0111\u00e2y, ch\u00fang ta n\u00f3i v\u1ec1 c\u00e1ch ch\u1ecdn lumens gi\u00fap b\u1ea1n c\u1ea3m th\u1ea5y d\u1ec5 ch\u1ecbu.<\/p>\n\n\n\n

T\u00e1c \u0111\u1ed9ng th\u1ea9m m\u1ef9 c\u1ee7a Lumens trong thi\u1ebft k\u1ebf n\u1ed9i th\u1ea5t<\/h3>\n\n\n\n

\u00c1nh s\u00e1ng thay \u0111\u1ed5i c\u00e1ch c\u00e1c c\u0103n ph\u00f2ng tr\u00f4ng v\u00e0 c\u1ea3m nh\u1eadn. Lumens \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ecdi th\u1ee9 t\u1eeb c\u00e1ch m\u00e0u s\u1eafc tr\u00f4ng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn t\u00e2m tr\u1ea1ng c\u1ee7a c\u0103n ph\u00f2ng. Ph\u1ea7n n\u00e0y kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf s\u1eed d\u1ee5ng lumens \u0111\u1ec3 t\u1ea1o ra b\u1ea7u kh\u00f4ng kh\u00ed ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n

Lumens LED trong chi\u1ebfu s\u00e1ng ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n

Ngo\u00e0i tr\u1eddi, lumens ph\u00f9 h\u1ee3p gi\u1eef cho c\u00e1c khu v\u1ef1c an to\u00e0n v\u00e0 \u0111\u1eb9p m\u1eaft. D\u00f9 l\u00e0 m\u1ed9t s\u00e2n nh\u1ecf hay m\u1ed9t b\u00e3i \u0111\u1eadu xe l\u1edbn, vi\u1ec7c ch\u1ecdn \u0111\u00fang lumens l\u00e0 ch\u00eca kh\u00f3a. \u1ede \u0111\u00e2y, ch\u00fang t\u00f4i s\u1ebd ch\u1ec9 cho b\u1ea1n c\u00e1ch s\u1eed d\u1ee5ng \u0111\u00e8n LED lumens cao hi\u1ec7u qu\u1ea3 ngo\u00e0i tr\u1eddi.<\/p>\n\n\n\n

C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\n
\n

\u2013 S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa lumens v\u00e0 watts l\u00e0 g\u00ec?<\/strong><\/strong><\/strong><\/p><\/div>

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Lumens \u0111o l\u01b0\u1ee3ng \u00e1nh s\u00e1ng ph\u00e1t ra. Nhi\u1ec1u lumens h\u01a1n c\u00f3 ngh\u0129a l\u00e0 \u00e1nh s\u00e1ng s\u00e1ng h\u01a1n. Watts \u0111o m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng. \u00cdt watts h\u01a1n c\u00f3 ngh\u0129a l\u00e0 \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n. Ch\u00fang kh\u00e1c nhau v\u00ec lumens cho b\u1ea1n bi\u1ebft \u0111\u1ed9 s\u00e1ng c\u1ee7a \u0111\u00e8n, trong khi watts cho b\u1ea1n bi\u1ebft l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng n\u00f3 s\u1eed d\u1ee5ng.<\/p>\n<\/div><\/div>\n\n\n\n

\u2013 L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 t\u00f4i bi\u1ebft m\u00ecnh c\u1ea7n bao nhi\u00eau lumens?<\/strong><\/strong><\/p><\/div>

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H\u00e3y ngh\u0129 v\u1ec1 k\u00edch th\u01b0\u1edbc ph\u00f2ng v\u00e0 c\u00e1ch b\u1ea1n s\u1eed d\u1ee5ng n\u00f3. \u0110\u1ed1i v\u1edbi ph\u00f2ng nh\u1ecf ho\u1eb7c \u00e1nh s\u00e1ng d\u1ecbu, h\u00e3y ch\u1ecdn \u00edt lumens h\u01a1n. \u0110\u1ed1i v\u1edbi ph\u00f2ng l\u1edbn ho\u1eb7c \u00e1nh s\u00e1ng s\u00e1ng, h\u00e3y ch\u1ecdn nhi\u1ec1u lumens h\u01a1n. \u0110\u1ec3 \u0111\u1ecdc s\u00e1ch ho\u1eb7c c\u00e1c c\u00f4ng vi\u1ec7c chi ti\u1ebft, b\u1ea1n th\u01b0\u1eddng c\u1ea7n nhi\u1ec1u lumens h\u01a1n.<\/p>\n<\/div><\/div>\n\n\n\n

\u2013 C\u00f3 ph\u1ea3i lumens nhi\u1ec1u h\u01a1n lu\u00f4n t\u1ed1t h\u01a1n kh\u00f4ng?<\/strong><\/strong><\/strong><\/strong><\/p><\/div>

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Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o. Nhi\u1ec1u lumens h\u01a1n c\u00f3 ngh\u0129a l\u00e0 \u00e1nh s\u00e1ng s\u00e1ng h\u01a1n, nh\u01b0ng qu\u00e1 s\u00e1ng c\u00f3 th\u1ec3 g\u00e2y kh\u00f3 ch\u1ecbu ho\u1eb7c l\u00e3ng ph\u00ed n\u0103ng l\u01b0\u1ee3ng. H\u00e3y ch\u1ecdn l\u01b0\u1ee3ng lumens ph\u00f9 h\u1ee3p cho kh\u00f4ng gian v\u00e0 nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n<\/div><\/div>\n\n\n\n

\u2013 Lumens thay \u0111\u1ed5i m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/strong><\/strong><\/p><\/div>

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Nhi\u1ec1u lumens h\u01a1n kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng nhi\u1ec1u h\u01a1n. \u0110\u00e8n LED cho nhi\u1ec1u lumens h\u01a1n tr\u00ean m\u1ed7i watt. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u \u00e1nh s\u00e1ng h\u01a1n v\u1edbi \u00edt n\u0103ng l\u01b0\u1ee3ng h\u01a1n. Chuy\u1ec3n sang \u0111\u00e8n LED c\u00f3 th\u1ec3 gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng trong khi v\u1eabn gi\u1eef \u0111\u1ed9 s\u00e1ng.<\/p>\n<\/div><\/div>\n\n\n\n

\u2013 M\u00e0u s\u1eafc \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch ch\u00fang ta nh\u00ecn th\u1ea5y lumens kh\u00f4ng?<\/strong><\/strong><\/strong><\/p><\/div>

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C\u00f3, m\u00e0u s\u1eafc \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1ch ch\u00fang ta nh\u00ecn th\u1ea5y lumens. M\u00e0u \u1ea5m h\u01a1n (Kelvin th\u1ea5p h\u01a1n) c\u00f3 th\u1ec3 c\u00f3 v\u1ebb k\u00e9m s\u00e1ng h\u01a1n m\u00e0u l\u1ea1nh h\u01a1n (Kelvin cao h\u01a1n) \u1edf c\u00f9ng m\u1ee9c lumens. Nhi\u1ec7t \u0111\u1ed9 m\u00e0u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u00ecnh th\u1ee9c c\u1ee7a \u00e1nh s\u00e1ng v\u00e0 c\u00e1ch ch\u00fang ta c\u1ea3m nh\u1eadn \u0111\u1ed9 s\u00e1ng c\u1ee7a n\u00f3.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n

Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n\n\n\n

Hi\u1ec3u v\u1ec1 lumens gi\u00fap ch\u00fang ta \u0111\u01b0a ra l\u1ef1a ch\u1ecdn th\u00f4ng minh h\u01a1n cho chi\u1ebfu s\u00e1ng LED. Khi c\u00f4ng ngh\u1ec7 ti\u1ebfn b\u1ed9, lumens s\u1ebd ti\u1ebfp t\u1ee5c l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong vi\u1ec7c ch\u1ecdn \u0111\u00e8n t\u1ed1t nh\u1ea5t. Ph\u1ea7n t\u00f3m t\u1eaft n\u00e0y \u0111i\u1ec3m qua c\u00e1c \u0111i\u1ec3m ch\u00ednh v\u00e0 nh\u00ecn v\u1ec1 t\u01b0\u01a1ng lai c\u1ee7a \u0111\u00e8n LED, n\u01a1i lumens v\u1eabn \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng.<\/p>","protected":false},"excerpt":{"rendered":"

In the fast-moving world of lighting, LED (Light Emitting Diode) lights have changed how we think about bulb brightness. Now, we often talk about “lumens” instead of watts. Lumens are key to picking the right lights. If we don’t pay attention to lumens, we might end up with lighting that’s too bright or not bright […]<\/p>\n","protected":false},"author":1,"featured_media":4770,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"LED Light Facts: The Meaning of Lumens","_seopress_titles_desc":"Explore the world of LED lighting as we delve into the importance of lumens for brightness and efficiency. Learn how to choose the right LEDs.","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"none","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":"","_seopress_news_disabled":"","_seopress_video_disabled":"","_seopress_video":[],"_seopress_pro_schemas_manual":[],"_seopress_pro_rich_snippets_disable_all":"","_seopress_pro_rich_snippets_disable":[],"_seopress_pro_schemas":[],"footnotes":""},"categories":[37],"tags":[],"class_list":{"0":"post-4746","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-led-application"},"_links":{"self":[{"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/posts\/4746","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/comments?post=4746"}],"version-history":[{"count":0,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/posts\/4746\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/media\/4770"}],"wp:attachment":[{"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/media?parent=4746"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/categories?post=4746"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/tags?post=4746"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}