{"id":5238,"date":"2024-11-10T16:36:30","date_gmt":"2024-11-10T08:36:30","guid":{"rendered":"https:\/\/bo-qi.com\/?p=5238"},"modified":"2026-01-04T18:26:31","modified_gmt":"2026-01-04T10:26:31","slug":"what-is-a-beam-angle-in-lighting-and-how-to-choose-the-right-one-step-by-step-guide","status":"publish","type":"post","link":"https:\/\/bo-qi.com\/vi\/what-is-a-beam-angle-in-lighting-and-how-to-choose-the-right-one-step-by-step-guide\/","title":{"rendered":"G\u00f3c chi\u1ebfu s\u00e1ng trong chi\u1ebfu s\u00e1ng l\u00e0 g\u00ec v\u00e0 c\u00e1ch ch\u1ecdn g\u00f3c chi\u1ebfu ph\u00f9 h\u1ee3p? (H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc)"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u<\/h2>\n\n\n\n

Vi\u1ec7c ch\u1ecdn g\u00f3c chi\u1ebfu s\u00e1ng ph\u00f9 h\u1ee3p l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 chi\u1ebfu s\u00e1ng t\u1ed1t nh\u1ea5t. G\u00f3c chi\u1ebfu s\u00e1ng quy\u1ebft \u0111\u1ecbnh c\u00e1ch \u00e1nh s\u00e1ng lan t\u1ecfa trong kh\u00f4ng gian, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn b\u1ea7u kh\u00f4ng kh\u00ed v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a c\u0103n ph\u00f2ng. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd ph\u00e2n t\u00edch \u00fd ngh\u0129a c\u1ee7a g\u00f3c chi\u1ebfu s\u00e1ng, c\u00e1ch t\u00ednh to\u00e1n ch\u00fang v\u00e0 cung c\u1ea5p c\u00e1c m\u1eb9o th\u1ef1c t\u1ebf \u0111\u1ec3 ch\u1ecdn g\u00f3c ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n, d\u00f9 b\u1ea1n l\u00e0 ch\u1ee7 nh\u00e0, nh\u00e0 thi\u1ebft k\u1ebf n\u1ed9i th\u1ea5t hay chuy\u00ean gia chi\u1ebfu s\u00e1ng.<\/p>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng l\u00e0 g\u00ec?<\/h2>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng<\/strong> \u0111\u1ec1 c\u1eadp \u0111\u1ebfn g\u00f3c m\u00e0 \u00e1nh s\u00e1ng lan t\u1ecfa t\u1eeb ngu\u1ed3n c\u1ee7a n\u00f3, x\u00e1c \u0111\u1ecbnh khu v\u1ef1c m\u00e0 n\u00f3 chi\u1ebfu s\u00e1ng. G\u00f3c chi\u1ebfu h\u1eb9p<\/strong> (v\u00ed d\u1ee5: 10\u00b0) t\u1eadp trung \u00e1nh s\u00e1ng v\u00e0o m\u1ed9t khu v\u1ef1c nh\u1ecf, l\u00fd t\u01b0\u1edfng cho chi\u1ebfu s\u00e1ng \u0111i\u1ec3m nh\u1ea5n, trong khi g\u00f3c r\u1ed9ng h\u01a1n<\/strong> (v\u00ed d\u1ee5: 120\u00b0) cung c\u1ea5p ph\u1ea1m vi bao ph\u1ee7 r\u1ed9ng h\u01a1n cho nhu c\u1ea7u chi\u1ebfu s\u00e1ng chung. Vi\u1ec7c ch\u1ecdn g\u00f3c chi\u1ebfu s\u00e1ng ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee5c ti\u00eau chi\u1ebfu s\u00e1ng, k\u00edch th\u01b0\u1edbc ph\u00f2ng v\u00e0 c\u00e1c nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3. Ch\u1ecdn g\u00f3c ph\u00f9 h\u1ee3p gi\u00fap t\u0103ng c\u01b0\u1eddng ph\u00e2n b\u1ed1 \u00e1nh s\u00e1ng, hi\u1ec7u qu\u1ea3 v\u00e0 t\u00e1c \u0111\u1ed9ng th\u1ecb gi\u00e1c, khi\u1ebfn \u0111i\u1ec1u n\u00e0y tr\u1edf n\u00ean quan tr\u1ecdng cho c\u1ea3 kh\u00f4ng gian d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i.<\/p>\n\n\n\n

\"h\u00ecnh<\/figure>\n\n\n\n

B\u00e2y gi\u1edd, h\u00e3y kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c g\u00f3c chi\u1ebfu s\u00e1ng kh\u00e1c nhau \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf chi\u1ebfu s\u00e1ng v\u00e0 c\u00e1ch b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn g\u00f3c ph\u00f9 h\u1ee3p cho b\u1ea5t k\u1ef3 kh\u00f4ng gian n\u00e0o, d\u00f9 l\u00e0 cho m\u1ed9t ng\u00f4i nh\u00e0 \u1ea5m c\u00fang hay m\u1ed9t m\u00e0n tr\u01b0ng b\u00e0y th\u01b0\u01a1ng m\u1ea1i s\u1ed1ng \u0111\u1ed9ng.<\/p>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng 40 \u0111\u1ed9 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed8T G\u00f3c chi\u1ebfu s\u00e1ng 40\u00b0<\/strong> cung c\u1ea5p \u0111\u1ed9 lan t\u1ecfa trung b\u00ecnh c\u00e2n b\u1eb1ng gi\u1eefa c\u01b0\u1eddng \u0111\u1ed9 \u00e1nh s\u00e1ng v\u00e0 ph\u1ea1m vi bao ph\u1ee7. G\u00f3c n\u00e0y ph\u00f9 h\u1ee3p cho chi\u1ebfu s\u00e1ng chung trong c\u00e1c kh\u00f4ng gian v\u1eeba, v\u00ec n\u00f3 mang l\u1ea1i s\u1ef1 ph\u00e2n b\u1ed1 \u00e1nh s\u00e1ng \u0111\u1ec1u m\u00e0 kh\u00f4ng qu\u00e1 ch\u00f3i. C\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn cho g\u00f3c chi\u1ebfu s\u00e1ng 40\u00b0 bao g\u1ed3m chi\u1ebfu s\u00e1ng \u0111i\u1ec3m nh\u1ea5n, ch\u1eb3ng h\u1ea1n nh\u01b0 chi\u1ebfu s\u00e1ng t\u00e1c ph\u1ea9m ngh\u1ec7 thu\u1eadt ho\u1eb7c chi\u1ebfu s\u00e1ng c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3 trong ph\u00f2ng. G\u00f3c n\u00e0y c\u0169ng \u0111\u1ee7 linh ho\u1ea1t \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong c\u1ea3 m\u00f4i tr\u01b0\u1eddng d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i, cung c\u1ea5p \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng t\u1eadp trung nh\u01b0ng c\u00e2n b\u1eb1ng.<\/p>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng 36 \u0111\u1ed9 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed8T G\u00f3c chi\u1ebfu s\u00e1ng 36\u00b0<\/strong> h\u1eb9p h\u01a1n m\u1ed9t ch\u00fat, khi\u1ebfn n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c \u1ee9ng d\u1ee5ng chi\u1ebfu s\u00e1ng t\u1eadp trung h\u01a1n. G\u00f3c n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong chi\u1ebfu s\u00e1ng ph\u00f2ng tr\u01b0ng b\u00e0y, n\u01a1i c\u1ea7n chi\u1ebfu s\u00e1ng t\u1eadp trung \u0111\u1ec3 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c khu v\u1ef1c ho\u1eb7c v\u1eadt th\u1ec3 c\u1ee5 th\u1ec3. Do \u0111\u1ed9 lan t\u1ecfa h\u1eb9p h\u01a1n, g\u00f3c 36\u00b0 cung c\u1ea5p \u00e1nh s\u00e1ng t\u1eadp trung h\u01a1n, t\u0103ng c\u01b0\u1eddng chi ti\u1ebft v\u00e0 k\u1ebft c\u1ea5u. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00e0n tr\u01b0ng b\u00e0y b\u00e1n l\u1ebb v\u00e0 chi\u1ebfu s\u00e1ng \u0111i\u1ec3m nh\u1ea5n n\u01a1i vi\u1ec7c t\u1ea1o s\u1ef1 thu h\u00fat th\u1ecb gi\u00e1c l\u00e0 ch\u00eca kh\u00f3a.<\/p>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng 120 \u0111\u1ed9 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed8T G\u00f3c chi\u1ebfu s\u00e1ng 120\u00b0<\/strong> cung c\u1ea5p ph\u1ea1m vi bao ph\u1ee7 r\u1ed9ng, khi\u1ebfn n\u00f3 l\u00fd t\u01b0\u1edfng cho chi\u1ebfu s\u00e1ng m\u00f4i tr\u01b0\u1eddng xung quanh trong c\u00e1c kh\u00f4ng gian l\u1edbn. G\u00f3c r\u1ed9ng n\u00e0y tr\u00e0n ng\u1eadp \u00e1nh s\u00e1ng cho c\u0103n ph\u00f2ng, \u0111\u1ea3m b\u1ea3o chi\u1ebfu s\u00e1ng \u0111\u1ec1u tr\u00ean to\u00e0n khu v\u1ef1c. N\u00f3 ho\u00e0n h\u1ea3o cho chi\u1ebfu s\u00e1ng chung trong c\u00e1c kh\u00f4ng gian r\u1ed9ng l\u1edbn nh\u01b0 ph\u00f2ng kh\u00e1ch, v\u0103n ph\u00f2ng l\u1edbn v\u00e0 khu v\u1ef1c ngo\u00e0i tr\u1eddi. Do \u0111\u1ed9 lan t\u1ecfa r\u1ed9ng, g\u00f3c chi\u1ebfu s\u00e1ng 120\u00b0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c thi\u1ebft b\u1ecb chi\u1ebfu s\u00e1ng d\u00e0nh cho chi\u1ebfu s\u00e1ng m\u00f4i tr\u01b0\u1eddng xung quanh ho\u1eb7c chi\u1ebfu s\u00e1ng tr\u00ean cao.<\/p>\n\n\n\n

G\u00f3c chi\u1ebfu s\u00e1ng 90 \u0111\u1ed9 c\u00f3 ngh\u0129a l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed8T G\u00f3c chi\u1ebfu s\u00e1ng 90\u00b0<\/strong> n\u1eb1m gi\u1eefa g\u00f3c trung b\u00ecnh v\u00e0 g\u00f3c r\u1ed9ng, cung c\u1ea5p \u0111\u1ed9 lan t\u1ecfa \u0111\u1ec1u ph\u00f9 h\u1ee3p cho chi\u1ebfu s\u00e1ng chung. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c ch\u1ecdn cho c\u00e1c kh\u00f4ng gian n\u01a1i mong mu\u1ed1n \u00e1nh s\u00e1ng m\u1ec1m m\u1ea1i, lan r\u1ed9ng, nh\u01b0 ph\u00f2ng kh\u00e1ch, v\u0103n ph\u00f2ng ho\u1eb7c c\u00e1c khu v\u1ef1c n\u01a1i vi\u1ec7c gi\u1ea3m b\u00f3ng \u0111\u1ed5 l\u00e0 quan tr\u1ecdng. G\u00f3c 90\u00b0 t\u1ea1o ra b\u1ea7u kh\u00f4ng kh\u00ed tho\u1ea3i m\u00e1i b\u1eb1ng c\u00e1ch gi\u1ea3m b\u00f3ng \u0111\u1ed5 g\u1eaft v\u00e0 ph\u00e2n b\u1ed1 \u00e1nh s\u00e1ng \u0111\u1ec1u kh\u1eafp kh\u00f4ng gian.<\/p>\n\n\n\n

C\u00e1ch t\u00ednh g\u00f3c chi\u1ebfu s\u00e1ng cho c\u00e1c k\u00edch th\u01b0\u1edbc ph\u00f2ng kh\u00e1c nhau<\/h2>\n\n\n\n

Vi\u1ec7c ch\u1ecdn g\u00f3c chi\u1ebfu s\u00e1ng ph\u00f9 h\u1ee3p th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi m\u1ed9t s\u1ed1 t\u00ednh to\u00e1n. M\u1ed9t m\u00e1y t\u00ednh g\u00f3c chi\u1ebfu s\u00e1ng<\/strong> gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh g\u00f3c l\u00fd t\u01b0\u1edfng d\u1ef1a tr\u00ean k\u00edch th\u01b0\u1edbc ph\u00f2ng v\u00e0 chi\u1ec1u cao tr\u1ea7n nh\u00e0.<\/p>\n\n\n\n

V\u00ed d\u1ee5, n\u1ebfu ph\u00f2ng c\u1ee7a b\u1ea1n nh\u1ecf v\u1edbi tr\u1ea7n th\u1ea5p, g\u00f3c chi\u1ebfu h\u1eb9p h\u01a1n c\u00f3 th\u1ec3 hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ec3 tr\u00e1nh chi\u1ebfu s\u00e1ng qu\u00e1 m\u1ee9c. \u0110\u1ed1i v\u1edbi ph\u00f2ng l\u1edbn h\u01a1n, g\u00f3c r\u1ed9ng h\u01a1n s\u1ebd \u0111\u1ea3m b\u1ea3o bao ph\u1ee7 \u0111\u1ec1u. Nhi\u1ec1u m\u00e1y t\u00ednh tr\u1ef1c tuy\u1ebfn c\u00f3 th\u1ec3 nhanh ch\u00f3ng cung c\u1ea5p c\u00e1c \u0111\u1ec1 xu\u1ea5t, ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng th\u1ee9c g\u00f3c chi\u1ebfu s\u00e1ng<\/strong> \u0111\u1ec3 c\u00f3 c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c h\u01a1n.<\/p>\n\n\n\n

\"h\u00ecnh<\/figure>\n\n\n\n

C\u00f4ng th\u1ee9c g\u00f3c chi\u1ebfu s\u00e1ng<\/h2>\n\n\n\n

\u0110\u1ec3 t\u00ednh g\u00f3c chi\u1ebfu s\u00e1ng, b\u1ea1n c\u1ea7n kho\u1ea3ng c\u00e1ch t\u1eeb ngu\u1ed3n s\u00e1ng \u0111\u1ebfn b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng v\u00e0 \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00f3.<\/p>\n\n\n\n

C\u00f4ng th\u1ee9c:<\/h3>\n\n\n\n
\"h\u00ecnh<\/figure>\n\n\n\n
    \n
  • ( D )<\/strong> = \u0110\u01b0\u1eddng k\u00ednh c\u1ee7a \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng (\u0111\u01b0\u1eddng k\u00ednh ch\u00f9m s\u00e1ng) tr\u00ean b\u1ec1 m\u1eb7t<\/li>\n\n\n\n
  • ( d )<\/strong> = Kho\u1ea3ng c\u00e1ch t\u1eeb ngu\u1ed3n s\u00e1ng \u0111\u1ebfn b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng<\/li>\n<\/ul>\n\n\n\n

    H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc<\/h3>\n\n\n\n
      \n
    1. \u0110o \u0111\u01b0\u1eddng k\u00ednh c\u1ee7a \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng (D):<\/strong> \u0110o chi\u1ec1u r\u1ed9ng c\u1ee7a \u00e1nh s\u00e1ng tr\u00ean khu v\u1ef1c m\u1ee5c ti\u00eau, ch\u1eb3ng h\u1ea1n nh\u01b0 t\u01b0\u1eddng ho\u1eb7c s\u00e0n nh\u00e0.<\/li>\n\n\n\n
    2. \u0110o kho\u1ea3ng c\u00e1ch t\u1eeb ngu\u1ed3n s\u00e1ng (d):<\/strong> Ghi l\u1ea1i kho\u1ea3ng c\u00e1ch t\u1eeb thi\u1ebft b\u1ecb chi\u1ebfu s\u00e1ng \u0111\u1ebfn b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng.<\/li>\n\n\n\n
    3. T\u00ednh g\u00f3c chi\u1ebfu s\u00e1ng:<\/strong> S\u1eed d\u1ee5ng c\u00f4ng th\u1ee9c \u0111\u1ec3 t\u00ecm g\u00f3c chi\u1ebfu s\u00e1ng.<\/li>\n<\/ol>\n\n\n\n

      V\u00ed D\u1ee5 T\u00ednh To\u00e1n<\/h3>\n\n\n\n

      Gi\u1ea3 s\u1eed:<\/p>\n\n\n\n

        \n
      • \u0110\u01b0\u1eddng k\u00ednh c\u1ee7a \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng (D):<\/strong> 2 m\u00e9t<\/li>\n\n\n\n
      • Kho\u1ea3ng c\u00e1ch t\u1eeb ngu\u1ed3n s\u00e1ng (d):<\/strong> 3 m\u00e9t<\/li>\n<\/ul>\n\n\n\n

        Thay v\u00e0o c\u00f4ng th\u1ee9c:<\/p>\n\n\n\n

        \"h\u00ecnh<\/figure>\n\n\n\n

        S\u1eed d\u1ee5ng m\u00e1y t\u00ednh, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i \u0111\u1ec3 t\u00ecm g\u00f3c chi\u1ebfu s\u00e1ng. Ph\u00e9p t\u00ednh n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho c\u00e1c l\u1eafp \u0111\u1eb7t l\u1edbn h\u01a1n ho\u1eb7c khi \u0111\u1ed9 ch\u00ednh x\u00e1c trong ph\u00e2n b\u1ed1 \u00e1nh s\u00e1ng l\u00e0 c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n

        Bi\u1ec3u \u0111\u1ed3 g\u00f3c chi\u1ebfu s\u00e1ng: C\u00e1c g\u00f3c ph\u1ed5 bi\u1ebfn v\u00e0 c\u00f4ng d\u1ee5ng c\u1ee7a ch\u00fang<\/h2>\n\n\n\n

        D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t bi\u1ec3u \u0111\u1ed3 g\u00f3c ch\u00f9m tia<\/strong> \u0111\u1ec3 tham kh\u1ea3o c\u00e1c g\u00f3c ph\u1ed5 bi\u1ebfn v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang:<\/p>\n\n\n\n

        \"h\u00ecnh<\/figure>\n\n\n\n

        D\u01b0\u1edbi \u0111\u00e2y l\u00e0 gi\u1ea3i th\u00edch chi ti\u1ebft h\u01a1n v\u1ec1 c\u00e1c g\u00f3c ch\u00f9m tia ph\u1ed5 bi\u1ebfn v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang:<\/p>\n\n\n\n

        10\u00b0 \u2013 24\u00b0: Ch\u00f9m tia h\u1eb9p, t\u1eadp trung cho c\u00e1c \u0111i\u1ec3m nh\u1ea5n c\u1ee5 th\u1ec3<\/h3>\n\n\n\n

        G\u00f3c ch\u00f9m tia t\u1eeb 10\u00b0 \u0111\u1ebfn 24\u00b0<\/strong> cung c\u1ea5p \u00e1nh s\u00e1ng t\u1eadp trung v\u00e0 h\u1eb9p, l\u00fd t\u01b0\u1edfng cho \u0111\u00e8n chi\u1ebfu \u0111i\u1ec3m. Nh\u1eefng g\u00f3c n\u00e0y ho\u00e0n h\u1ea3o \u0111\u1ec3 thu h\u00fat s\u1ef1 ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c chi ti\u1ebft c\u1ee5 th\u1ec3 trong ph\u00f2ng, nh\u01b0 t\u00e1c ph\u1ea9m ngh\u1ec7 thu\u1eadt, \u0111\u1eb7c \u0111i\u1ec3m ki\u1ebfn tr\u00fac ho\u1eb7c \u0111\u1ed3 trang tr\u00ed. V\u00ec \u00e1nh s\u00e1ng \u0111\u01b0\u1ee3c h\u01b0\u1edbng ch\u1eb7t ch\u1ebd, n\u00f3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n v\u00e0 th\u00eam chi\u1ec1u s\u00e2u cho c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, t\u1ea1o hi\u1ec7u \u1ee9ng n\u1ed5i b\u1eadt. G\u00f3c ch\u00f9m tia h\u1eb9p th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ph\u00f2ng tr\u01b0ng b\u00e0y, tr\u01b0ng b\u00e0y b\u00e1n l\u1ebb v\u00e0 b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng n\u00e0o m\u00e0 vi\u1ec7c l\u00e0m n\u1ed5i b\u1eadt c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1eb7c khu v\u1ef1c c\u1ee5 th\u1ec3 l\u00e0 \u01b0u ti\u00ean.<\/p>\n\n\n\n

        36\u00b0 \u2013 40\u00b0: Lan t\u1ecfa trung b\u00ecnh, linh ho\u1ea1t cho chi\u1ebfu s\u00e1ng chung v\u00e0 chi\u1ebfu \u0111i\u1ec3m<\/h3>\n\n\n\n

        M\u1ed8T G\u00f3c ch\u00f9m tia 36\u00b0 \u0111\u1ebfn 40\u00b0<\/strong> cung c\u1ea5p \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng trung b\u00ecnh, r\u1ea5t linh ho\u1ea1t cho c\u1ea3 chi\u1ebfu s\u00e1ng chung v\u00e0 chi\u1ebfu \u0111i\u1ec3m. G\u00f3c n\u00e0y cung c\u1ea5p \u0111\u1ee7 \u0111\u1ed9 t\u1eadp trung \u0111\u1ec3 l\u00e0m n\u1ed5i b\u1eadt m\u1ed9t khu v\u1ef1c m\u00e0 kh\u00f4ng t\u1ea1o b\u00f3ng g\u1eaft ho\u1eb7c \u00e1nh s\u00e1ng qu\u00e1 m\u1ea1nh. N\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c kh\u00f4ng gian c\u1ea7n s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa chi\u1ebfu s\u00e1ng ch\u1ee9c n\u0103ng v\u00e0 kh\u00f4ng kh\u00ed. G\u00f3c ch\u00f9m tia trung b\u00ecnh th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong khu v\u1ef1c sinh ho\u1ea1t gia \u0111\u00ecnh, kh\u00f4ng gian \u0103n u\u1ed1ng v\u00e0 v\u0103n ph\u00f2ng, n\u01a1i ch\u00fang c\u00f3 th\u1ec3 chi\u1ebfu s\u00e1ng hi\u1ec7u qu\u1ea3 m\u1ed9t khu v\u1ef1c r\u1ed9ng trong khi v\u1eabn cung c\u1ea5p m\u1ee9c \u0111\u1ed9 nh\u1ea5n m\u1ea1nh ti\u00eau \u0111i\u1ec3m.<\/p>\n\n\n\n

        60\u00b0 \u2013 90\u00b0: \u0110\u1ed9 ph\u1ee7 r\u1ed9ng cho kh\u00f4ng gian d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/h3>\n\n\n\n

        G\u00f3c ch\u00f9m tia trong ph\u1ea1m vi 60\u00b0 \u0111\u1ebfn 90\u00b0<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p \u0111\u1ed9 ph\u1ee7 \u00e1nh s\u00e1ng r\u1ed9ng h\u01a1n, ph\u00f9 h\u1ee3p \u0111\u1ec3 chi\u1ebfu s\u00e1ng kh\u00f4ng gian l\u1edbn h\u01a1n. Nh\u1eefng g\u00f3c n\u00e0y ph\u00e2n ph\u1ed1i \u00e1nh s\u00e1ng \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n tr\u00ean m\u1ed9t khu v\u1ef1c, l\u00fd t\u01b0\u1edfng cho c\u00e1c ph\u00f2ng c\u1ea7n chi\u1ebfu s\u00e1ng chung, ch\u1ee9c n\u0103ng. Ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u1ea3 m\u00f4i tr\u01b0\u1eddng d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i, nh\u01b0 ph\u00f2ng kh\u00e1ch, ph\u00f2ng h\u1ed9i ngh\u1ecb v\u00e0 kh\u00f4ng gian b\u00e1n l\u1ebb. Nh\u1eefng g\u00f3c ch\u00f9m tia n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n c\u1ea7n \u0111\u1ed9 ph\u1ee7 \u00e1nh s\u00e1ng to\u00e0n di\u1ec7n m\u00e0 kh\u00f4ng c\u00f3 ti\u00eau \u0111i\u1ec3m qu\u00e1 m\u1ea1nh, t\u1ea1o m\u00f4i tr\u01b0\u1eddng tho\u1ea3i m\u00e1i v\u00e0 \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng t\u1ed1t.<\/p>\n\n\n\n

        \"h\u00ecnh<\/figure>\n\n\n\n

        120\u00b0: \u0110\u1ed9 ph\u1ee7 r\u1ed9ng cho kh\u00f4ng gian l\u1edbn v\u00e0 chi\u1ebfu s\u00e1ng xung quanh<\/h3>\n\n\n\n

        M\u1ed8T G\u00f3c chi\u1ebfu s\u00e1ng 120\u00b0<\/strong> cung c\u1ea5p \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng r\u1ed9ng nh\u1ea5t, mang l\u1ea1i \u0111\u1ed9 ph\u1ee7 r\u1ed9ng r\u00e3i l\u00fd t\u01b0\u1edfng cho kh\u00f4ng gian l\u1edbn ho\u1eb7c m\u1ee5c \u0111\u00edch chi\u1ebfu s\u00e1ng xung quanh. G\u00f3c n\u00e0y ho\u00e0n h\u1ea3o cho c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u1ea7n \u00e1nh s\u00e1ng \u0111\u1ec1u, m\u1ec1m m\u1ea1i tr\u00ean m\u1ed9t khu v\u1ef1c r\u1ed9ng. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111\u00e8n treo ho\u1eb7c \u0111\u00e8n tr\u1ea7n trong c\u00e1c ph\u00f2ng r\u1ed9ng, nh\u01b0 khu v\u1ef1c sinh ho\u1ea1t l\u1edbn, h\u1ed9i tr\u01b0\u1eddng ho\u1eb7c kh\u00f4ng gian ngo\u00e0i tr\u1eddi. \u0110\u1ed9 ph\u1ee7 r\u1ed9ng gi\u00fap gi\u1ea3m b\u00f3ng v\u00e0 l\u1ea5p \u0111\u1ea7y kh\u00f4ng gian b\u1eb1ng \u00e1nh s\u00e1ng tho\u1ea3i m\u00e1i, \u1ea5m \u00e1p, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn cho chi\u1ebfu s\u00e1ng chung v\u00e0 xung quanh.<\/p>\n\n\n\n

        D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng t\u00f3m t\u1eaft c\u00e1c g\u00f3c ch\u00f9m tia ph\u1ed5 bi\u1ebfn v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t:<\/p>\n\n\n\n

        G\u00f3c ch\u00f9m tia<\/strong><\/th>\u0110\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng<\/strong><\/th>C\u00f4ng d\u1ee5ng t\u1ed1t nh\u1ea5t<\/strong><\/th><\/tr><\/thead>
        10\u00b0 \u2013 24\u00b0<\/td>Ch\u00f9m tia h\u1eb9p, t\u1eadp trung<\/td>L\u00e0m n\u1ed5i b\u1eadt c\u00e1c khu v\u1ef1c c\u1ee5 th\u1ec3; l\u00fd t\u01b0\u1edfng cho chi\u1ebfu s\u00e1ng \u0111i\u1ec3m<\/td><\/tr>
        36\u00b0 \u2013 40\u00b0<\/td>Lan t\u1ecfa trung b\u00ecnh<\/td>Linh ho\u1ea1t cho c\u1ea3 chi\u1ebfu s\u00e1ng chung v\u00e0 chi\u1ebfu \u0111i\u1ec3m<\/td><\/tr>
        60\u00b0 \u2013 90\u00b0<\/td>\u0110\u1ed9 ph\u1ee7 \u00e1nh s\u00e1ng r\u1ed9ng<\/td>Ph\u00f9 h\u1ee3p cho kh\u00f4ng gian d\u00e2n d\u1ee5ng v\u00e0 th\u01b0\u01a1ng m\u1ea1i<\/td><\/tr>
        120\u00b0<\/td>\u0110\u1ed9 ph\u1ee7 r\u1ed9ng<\/td>L\u00fd t\u01b0\u1edfng cho kh\u00f4ng gian l\u1edbn ho\u1eb7c chi\u1ebfu s\u00e1ng xung quanh<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

        Ch\u1ecdn g\u00f3c ch\u00f9m tia t\u1ed1t nh\u1ea5t cho \u0111\u00e8n LED<\/h2>\n\n\n\n

        Khi l\u00e0m vi\u1ec7c v\u1edbi \u0111\u00e8n LED<\/strong>, g\u00f3c ch\u00f9m tia r\u1ea5t linh ho\u1ea1t, cho ph\u00e9p ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n \u0111\u1ed9 lan t\u1ecfa \u00e1nh s\u00e1ng. \u0110\u00e8n LED ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng v\u00e0 cung c\u1ea5p nhi\u1ec1u t\u00f9y ch\u1ecdn g\u00f3c ch\u00f9m tia, t\u1eeb \u0111\u00e8n chi\u1ebfu h\u1eb9p \u0111\u1ebfn \u0111\u00e8n pha r\u1ed9ng. D\u00f9 b\u1ea1n c\u1ea7n \u00e1nh s\u00e1ng t\u1eadp trung cho t\u00e1c ph\u1ea9m ngh\u1ec7 thu\u1eadt hay \u0111\u1ed9 ph\u1ee7 r\u1ed9ng cho kh\u00f4ng gian l\u00e0m vi\u1ec7c, \u0111\u00e8n LED c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u chi\u1ebfu s\u00e1ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

        C\u00e1ch s\u1eed d\u1ee5ng m\u00e1y t\u00ednh g\u00f3c ch\u00f9m tia \u0111\u1ec3 thi\u1ebft k\u1ebf t\u1ed1i \u01b0u<\/h2>\n\n\n\n

        M\u1ed8T m\u00e1y t\u00ednh g\u00f3c ch\u00f9m tia<\/strong> gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh b\u1eb1ng c\u00e1ch cho ph\u00e9p b\u1ea1n nh\u1eadp k\u00edch th\u01b0\u1edbc ph\u00f2ng v\u00e0 ti\u00eau \u0111i\u1ec3m chi\u1ebfu s\u00e1ng \u01b0a th\u00edch. B\u1eb1ng c\u00e1ch t\u00ednh to\u00e1n g\u00f3c ch\u00f9m tia t\u1ed1i \u01b0u, b\u1ea1n c\u00f3 th\u1ec3 tr\u00e1nh nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn, nh\u01b0 ch\u1ecdn g\u00f3c qu\u00e1 r\u1ed9ng cho kh\u00f4ng gian nh\u1ecf ho\u1eb7c qu\u00e1 h\u1eb9p cho ph\u00f2ng l\u1edbn.<\/p>\n\n\n\n

        \u0110\u00e8n chi\u1ebfu v\u00e0o g\u00f3c ch\u00f9m tia r\u1ed9ng (120\u00b0): Khi n\u00e0o v\u00e0 \u1edf \u0111\u00e2u n\u00ean s\u1eed d\u1ee5ng<\/h2>\n\n\n\n

        Giao di\u1ec7n G\u00f3c chi\u1ebfu s\u00e1ng 120\u00b0<\/strong> l\u00fd t\u01b0\u1edfng \u0111\u1ec3 t\u1ea1o b\u1ea7u kh\u00f4ng kh\u00ed \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng t\u1ed1t, h\u1ea5p d\u1eabn. N\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t trong ph\u00f2ng l\u1edbn ho\u1eb7c khu v\u1ef1c ngo\u00e0i tr\u1eddi, n\u01a1i chi\u1ebfu s\u00e1ng r\u1ed9ng r\u00e3i c\u00f3 l\u1ee3i. Khi s\u1eed d\u1ee5ng trong nh\u00e0, n\u00f3 c\u00f3 th\u1ec3 tr\u00e0n ng\u1eadp \u00e1nh s\u00e1ng khu v\u1ef1c, ho\u00e0n h\u1ea3o cho kh\u00f4ng gian sinh ho\u1ea1t ho\u1eb7c ph\u00f2ng h\u1ed9i ngh\u1ecb. Ngo\u00e0i tr\u1eddi, n\u00f3 c\u00f3 th\u1ec3 chi\u1ebfu s\u00e1ng l\u1ed1i \u0111i, c\u1ea3nh quan v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m ki\u1ebfn tr\u00fac, cung c\u1ea5p c\u1ea3 ch\u1ee9c n\u0103ng v\u00e0 t\u00ednh th\u1ea9m m\u1ef9.<\/p>\n\n\n\n

        Nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn khi ch\u1ecdn g\u00f3c ch\u00f9m tia<\/h2>\n\n\n\n

        Ch\u1ecdn sai g\u00f3c ch\u00f9m tia c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 chi\u1ebfu s\u00e1ng qu\u00e1 m\u1ee9c, t\u1ea1o b\u00f3ng g\u1eaft ho\u1eb7c \u0111\u1ed9 ph\u1ee7 kh\u00f4ng \u0111\u1ee7. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 sai l\u1ea7m ph\u1ed5 bi\u1ebfn v\u00e0 m\u1eb9o \u0111\u1ec3 tr\u00e1nh ch\u00fang:<\/p>\n\n\n\n

          \n
        • Ch\u1ecdn g\u00f3c qu\u00e1 h\u1eb9p cho kh\u00f4ng gian l\u1edbn<\/strong>: G\u00f3c ch\u00f9m tia h\u1eb9p c\u00f3 th\u1ec3 khi\u1ebfn ph\u00f2ng c\u1ea3m th\u1ea5y t\u1ed1i v\u00e0 b\u1ecb chia c\u1eaft. Gi\u1ea3i ph\u00e1p: S\u1eed d\u1ee5ng g\u00f3c r\u1ed9ng h\u01a1n (60\u00b0 ho\u1eb7c h\u01a1n) cho khu v\u1ef1c l\u1edbn h\u01a1n.<\/li>\n\n\n\n
        • S\u1eed d\u1ee5ng g\u00f3c r\u1ed9ng trong kh\u00f4ng gian nh\u1ecf<\/strong>: G\u00f3c ch\u00f9m tia r\u1ed9ng trong ph\u00f2ng nh\u1ecf c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn chi\u1ebfu s\u00e1ng qu\u00e1 m\u1ee9c. Gi\u1ea3i ph\u00e1p: Ch\u1ecdn g\u00f3c h\u1eb9p h\u01a1n \u0111\u1ec3 t\u1ea1o b\u1ea7u kh\u00f4ng kh\u00ed t\u1eadp trung, tho\u1ea3i m\u00e1i.<\/li>\n\n\n\n
        • Kh\u00f4ng th\u1eed nghi\u1ec7m g\u00f3c ch\u00f9m tia<\/strong>: Th\u1eed nghi\u1ec7m m\u1eabu \u00e1nh s\u00e1ng ho\u1eb7c s\u1eed d\u1ee5ng m\u00e1y t\u00ednh g\u00f3c ch\u00f9m tia gi\u00fap ng\u0103n ng\u1eeba c\u00e1c v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n v\u00e0 \u0111\u1ea3m b\u1ea3o \u00e1nh s\u00e1ng ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n\n\n\n

          T\u00f3m t\u1eaft<\/h2>\n\n\n\n

          Khi ch\u1ecdn g\u00f3c ch\u00f9m tia, h\u00e3y xem x\u00e9t k\u00edch th\u01b0\u1edbc ph\u00f2ng, hi\u1ec7u \u1ee9ng chi\u1ebfu s\u00e1ng mong mu\u1ed1n v\u00e0 v\u1ecb tr\u00ed c\u1ee7a \u0111\u00e8n. G\u00f3c ph\u00f9 h\u1ee3p s\u1ebd t\u0103ng c\u01b0\u1eddng c\u1ea3 ch\u1ee9c n\u0103ng v\u00e0 kh\u00f4ng kh\u00ed, khi\u1ebfn kh\u00f4ng gian c\u1ea3m th\u1ea5y tho\u1ea3i m\u00e1i, h\u1ea5p d\u1eabn ho\u1eb7c \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng chuy\u00ean nghi\u1ec7p khi c\u1ea7n. V\u1edbi h\u01b0\u1edbng d\u1eabn ph\u00f9 h\u1ee3p, vi\u1ec7c ch\u1ecdn g\u00f3c ch\u00f9m tia ho\u00e0n h\u1ea3o cho nhu c\u1ea7u c\u1ee7a b\u1ea1n r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u00e1ng gi\u00e1.<\/p>","protected":false},"excerpt":{"rendered":"

          Introduction Choosing the right beam angle is key to achieving the best lighting results. Beam angles determine how light spreads across a space, impacting the room\u2019s ambiance and functionality. This guide will break down what beam angles mean, how to calculate them, and provide practical tips for selecting the best one for your needs, whether […]<\/p>\n","protected":false},"author":1,"featured_media":5255,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_titles_title":"","_seopress_titles_desc":"","_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-5238","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\/5238","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=5238"}],"version-history":[{"count":0,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/posts\/5238\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/media\/5255"}],"wp:attachment":[{"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/media?parent=5238"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/categories?post=5238"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bo-qi.com\/vi\/wp-json\/wp\/v2\/tags?post=5238"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}