{"id":3295,"date":"2026-04-18T12:50:22","date_gmt":"2026-04-18T05:50:22","guid":{"rendered":"https:\/\/quangoptic.vn\/?p=3295"},"modified":"2026-04-18T12:50:22","modified_gmt":"2026-04-18T05:50:22","slug":"kinh-loc-anh-sang-xanh","status":"publish","type":"post","link":"https:\/\/quangoptic.vn\/en\/tin-tuc\/kinh-loc-anh-sang-xanh\/","title":{"rendered":"K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh l\u00e0 g\u00ec? \u0110eo r\u1ed3i m\u1edbi th\u1ea5y kh\u00e1c"},"content":{"rendered":"

K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh l\u00e0 th\u1ee9 m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi t\u00ecm \u0111\u1ebfn sau khi\u2026 m\u1eaft b\u1eaft \u0111\u1ea7u \u201cbi\u1ec3u t\u00ecnh\u201d. T\u1ea1i Quang Optic<\/a>, c\u00f3 m\u1ed9t t\u00ecnh hu\u1ed1ng quen thu\u1ed9c: kh\u00e1ch \u0111\u1ebfn kh\u00f4ng ph\u1ea3i v\u00ec mu\u1ed1n \u0111\u1eb9p h\u01a1n, m\u00e0 v\u00ec \u201cl\u00e0m vi\u1ec7c m\u00e1y t\u00ednh xong th\u1ea5y m\u1eaft \u0111u\u1ed1i qu\u00e1\u201d. V\u00e0 sau khi th\u1eed k\u00ednh \u0111\u00fang lo\u1ea1i, c\u00e2u n\u00f3i th\u01b0\u1eddng nghe nh\u1ea5t l\u00e0: \u201c\u1ee6a, sao \u0111\u1ee1 thi\u1ec7t?\u201d. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i do qu\u1ea3ng c\u00e1o hay t\u00e2m l\u00fd, m\u00e0 \u0111\u1ebfn t\u1eeb c\u00e1ch tr\u00f2ng k\u00ednh ho\u1ea1t \u0111\u1ed9ng th\u1ef1c s\u1ef1.<\/span><\/p>\n

K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/b><\/h2>\n

Kh\u00f4ng ph\u1ea3i c\u1ee9 \u0111eo k\u00ednh l\u00e0 h\u1ebft m\u1ecfi m\u1eaft. Hi\u1ec3u \u0111\u00fang c\u00e1ch k\u00ednh ho\u1ea1t \u0111\u1ed9ng s\u1ebd gi\u00fap ch\u1ecdn \u0111\u00fang v\u00e0 d\u00f9ng hi\u1ec7u qu\u1ea3 h\u01a1n.<\/span><\/p>\n

L\u1ecdc b\u1edbt \u00e1nh s\u00e1ng xanh c\u00f3 h\u1ea1i t\u1eeb m\u00e0n h\u00ecnh<\/b><\/h3>\n

K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh s\u1eed d\u1ee5ng l\u1edbp ph\u1ee7 \u0111\u1eb7c bi\u1ec7t tr\u00ean b\u1ec1 m\u1eb7t tr\u00f2ng k\u00ednh \u0111\u1ec3 gi\u1ea3m l\u01b0\u1ee3ng \u00e1nh s\u00e1ng xanh \u0111i v\u00e0o m\u1eaft. \u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 ch\u1eb7n ho\u00e0n to\u00e0n, m\u00e0 l\u00e0 \u201cl\u1ecdc b\u1edbt ph\u1ea7n g\u00e2y kh\u00f3 ch\u1ecbu\u201d.<\/span><\/p>\n

Khi nh\u00ecn m\u00e0n h\u00ecnh l\u00e2u, \u00e1nh s\u00e1ng xanh khi\u1ebfn m\u1eaft kh\u00f3 t\u1eadp trung v\u00e0 nhanh m\u1ecfi. L\u1edbp l\u1ecdc n\u00e0y gi\u00fap h\u00ecnh \u1ea3nh d\u1ecbu h\u01a1n, gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng ch\u00f3i v\u00e0 gi\u00fap m\u1eaft \u0111\u1ee1 c\u0103ng th\u1eb3ng khi l\u00e0m vi\u1ec7c li\u00ean t\u1ee5c trong nhi\u1ec1u gi\u1edd.<\/span><\/p>\n

\"L\u1ecdc
L\u1ecdc b\u1edbt \u00e1nh s\u00e1ng xanh c\u00f3 h\u1ea1i t\u1eeb m\u00e0n h\u00ecnh<\/figcaption><\/figure>\n

Gi\u1eef l\u1ea1i \u00e1nh s\u00e1ng c\u1ea7n thi\u1ebft cho th\u1ecb l\u1ef1c<\/b><\/h3>\n

M\u1ed9t \u0111i\u1ec3m quan tr\u1ecdng l\u00e0 k\u00ednh kh\u00f4ng lo\u1ea1i b\u1ecf to\u00e0n b\u1ed9 \u00e1nh s\u00e1ng xanh. M\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng xanh v\u1eabn c\u1ea7n thi\u1ebft cho vi\u1ec7c nh\u00ecn v\u00e0 \u0111i\u1ec1u ch\u1ec9nh nh\u1ecbp sinh h\u1ecdc.<\/span><\/p>\n

V\u00ec v\u1eady, tr\u00f2ng k\u00ednh t\u1ed1t s\u1ebd c\u00e2n b\u1eb1ng gi\u1eefa vi\u1ec7c b\u1ea3o v\u1ec7 m\u1eaft v\u00e0 gi\u1eef tr\u1ea3i nghi\u1ec7m nh\u00ecn t\u1ef1 nhi\u00ean. N\u1ebfu l\u1ecdc qu\u00e1 m\u1ea1nh, h\u00ecnh \u1ea3nh c\u00f3 th\u1ec3 b\u1ecb \u00e1m m\u00e0u ho\u1eb7c thi\u1ebfu trung th\u1ef1c, g\u00e2y kh\u00f3 ch\u1ecbu khi s\u1eed d\u1ee5ng l\u00e2u.<\/span><\/p>\n

\"Gi\u1eef
Gi\u1eef l\u1ea1i \u00e1nh s\u00e1ng c\u1ea7n thi\u1ebft cho th\u1ecb l\u1ef1c<\/figcaption><\/figure>\n

Kh\u00f4ng \u201cch\u1eefa m\u1eaft\u201d, m\u00e0 gi\u00fap m\u1eaft \u0111\u1ee1 m\u1ec7t<\/b><\/h3>\n

K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh kh\u00f4ng l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u1eadn hay c\u1ea3i thi\u1ec7n c\u1ea5u tr\u00fac m\u1eaft. Gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3 n\u1eb1m \u1edf vi\u1ec7c gi\u1ea3m \u00e1p l\u1ef1c cho m\u1eaft trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb.<\/span><\/p>\n

Hi\u1ec3u \u0111\u01a1n gi\u1ea3n, n\u00f3 gi\u1ed1ng nh\u01b0 vi\u1ec7c gi\u1ea3m t\u1ea3i cho m\u1eaft khi l\u00e0m vi\u1ec7c, gi\u00fap b\u1ea1n \u0111\u1ee1 m\u1ecfi, \u0111\u1ee1 nh\u1ee9c v\u00e0 t\u1eadp trung l\u00e2u h\u01a1n.<\/span><\/p>\n

Xem th\u00eam:<\/p>\n

K\u00ednh m\u1eaft retro 2026: khi qu\u00e1 kh\u1ee9 tr\u1edf th\u00e0nh xu h\u01b0\u1edbng d\u1eabn \u0111\u1ea7u<\/a><\/span><\/p>\n

\u00c1nh s\u00e1ng xanh l\u00e0 g\u00ec? Kh\u00f4ng ph\u1ea3i \u201ck\u1ebb x\u1ea5u\u201d nh\u01b0 nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129<\/a><\/span><\/p>\n

Khi n\u00e0o n\u00ean d\u00f9ng k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh?<\/b><\/h2>\n

Kh\u00f4ng ph\u1ea3i ai c\u0169ng c\u1ea7n, nh\u01b0ng n\u1ebfu thu\u1ed9c nh\u00f3m d\u01b0\u1edbi \u0111\u00e2y, g\u1ea7n nh\u01b0 n\u00ean c\u00e2n nh\u1eafc nghi\u00eam t\u00fac.<\/span><\/p>\n

Nh\u1eefng \u0111\u1ed1i t\u01b0\u1ee3ng n\u00ean s\u1eed d\u1ee5ng<\/b><\/h3>\n

C\u00f3 m\u1ed9t \u0111i\u1ec3m d\u1ec5 nh\u1eadn ra l\u00e0 nh\u1eefng ng\u01b0\u1eddi d\u00f9ng k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh th\u01b0\u1eddng l\u00e0 ng\u01b0\u1eddi\u2026 d\u00f9ng m\u1eaft r\u1ea5t nhi\u1ec1u m\u1ed7i ng\u00e0y.<\/span><\/p>\n

    \n
  • L\u00e0m vi\u1ec7c m\u00e1y t\u00ednh tr\u00ean 4\u20136 ti\u1ebfng m\u1ed7i ng\u00e0y<\/span><\/li>\n
  • D\u00f9ng \u0111i\u1ec7n tho\u1ea1i li\u00ean t\u1ee5c trong th\u1eddi gian d\u00e0i<\/span><\/li>\n
  • Hay b\u1ecb m\u1ecfi m\u1eaft, kh\u00f4 m\u1eaft, nh\u1ee9c \u0111\u1ea7u<\/span><\/li>\n
  • L\u00e0m vi\u1ec7c ban \u0111\u00eam ho\u1eb7c d\u00f9ng thi\u1ebft b\u1ecb tr\u01b0\u1edbc khi ng\u1ee7<\/span><\/li>\n
  • H\u1ecdc sinh, sinh vi\u00ean h\u1ecdc online nhi\u1ec1u<\/span><\/li>\n<\/ul>\n

    Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y th\u01b0\u1eddng c\u1ea3m nh\u1eadn r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t sau khi s\u1eed d\u1ee5ng \u0111\u00fang lo\u1ea1i k\u00ednh.<\/span><\/p>\n

    \"L\u00e0m
    L\u00e0m vi\u1ec7c m\u00e1y t\u00ednh tr\u00ean 4\u20136 ti\u1ebfng m\u1ed7i ng\u00e0y<\/figcaption><\/figure>\n

    D\u1ea5u hi\u1ec7u n\u00ean b\u1eaft \u0111\u1ea7u d\u00f9ng k\u00ednh<\/b><\/h3>\n

    N\u1ebfu th\u1ea5y nh\u1eefng bi\u1ec3u hi\u1ec7n d\u01b0\u1edbi \u0111\u00e2y, c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u1ebfn l\u00fac n\u00ean th\u1eed k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh:<\/span><\/p>\n

      \n
    • Nh\u00ecn m\u00e0n h\u00ecnh l\u00e2u b\u1ecb m\u1ecfi ho\u1eb7c cay m\u1eaft<\/span><\/li>\n
    • Nh\u1ee9c \u0111\u1ea7u nh\u1eb9 sau gi\u1edd l\u00e0m vi\u1ec7c<\/span><\/li>\n
    • Kh\u00f3 ng\u1ee7 n\u1ebfu d\u00f9ng \u0111i\u1ec7n tho\u1ea1i bu\u1ed5i t\u1ed1i<\/span><\/li>\n
    • C\u1ea3m gi\u00e1c m\u1eaft \u201c\u0111u\u1ed1i\u201d d\u00f9 kh\u00f4ng l\u00e0m vi\u1ec7c n\u1eb7ng<\/span><\/li>\n<\/ul>\n

      \u0110\u00e2y l\u00e0 nh\u1eefng t\u00edn hi\u1ec7u cho th\u1ea5y m\u1eaft \u0111ang b\u1ecb qu\u00e1 t\u1ea3i v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3.<\/span><\/p>\n

      So s\u00e1nh k\u00ednh th\u01b0\u1eddng v\u00e0 k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh<\/b><\/h2>\n

      \u0110\u1ec3 d\u1ec5 h\u00ecnh dung, c\u00f3 th\u1ec3 nh\u00ecn nhanh s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai lo\u1ea1i k\u00ednh ph\u1ed5 bi\u1ebfn n\u00e0y.<\/span><\/p>\n

      B\u1ea3ng so s\u00e1nh tr\u00f2ng k\u00ednh<\/b><\/h3>\n\n\n\n\n\n\n\n\n
      Ti\u00eau ch\u00ed<\/b><\/td>\nK\u00ednh th\u01b0\u1eddng<\/b><\/td>\nK\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh<\/b><\/td>\n<\/tr>\n
      L\u1ecdc \u00e1nh s\u00e1ng xanh<\/span><\/td>\nKh\u00f4ng<\/span><\/td>\nC\u00f3<\/span><\/td>\n<\/tr>\n
      M\u1ecfi m\u1eaft khi d\u00f9ng m\u00e0n h\u00ecnh<\/span><\/td>\nD\u1ec5 x\u1ea3y ra<\/span><\/td>\nGi\u1ea3m r\u00f5 r\u1ec7t<\/span><\/td>\n<\/tr>\n
      Ch\u1ed1ng ch\u00f3i<\/span><\/td>\nC\u01a1 b\u1ea3n<\/span><\/td>\nT\u1ed1t h\u01a1n<\/span><\/td>\n<\/tr>\n
      Tr\u1ea3i nghi\u1ec7m l\u00e0m vi\u1ec7c l\u00e2u<\/span><\/td>\nTrung b\u00ecnh<\/span><\/td>\nTho\u1ea3i m\u00e1i h\u01a1n<\/span><\/td>\n<\/tr>\n
      \u1ea2nh h\u01b0\u1edfng gi\u1ea5c ng\u1ee7<\/span><\/td>\nKh\u00f4ng h\u1ed7 tr\u1ee3<\/span><\/td>\nC\u00f3 c\u1ea3i thi\u1ec7n<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      C\u00f3 ph\u1ea3i ai c\u0169ng c\u1ea7n k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh?<\/b><\/h2>\n

      C\u00e2u tr\u1ea3 l\u1eddi l\u00e0 kh\u00f4ng b\u1eaft bu\u1ed9c, nh\u01b0ng v\u1edbi l\u1ed1i s\u1ed1ng hi\u1ec7n \u0111\u1ea1i th\u00ec\u2026 r\u1ea5t d\u1ec5 \u201cc\u1ea7n\u201d.<\/span><\/p>\n

      Kh\u00f4ng ph\u1ea3i xu h\u01b0\u1edbng, m\u00e0 l\u00e0 nhu c\u1ea7u<\/b><\/h3>\n

      Tr\u01b0\u1edbc \u0111\u00e2y, khi \u00edt d\u00f9ng thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, k\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh kh\u00f4ng qu\u00e1 ph\u1ed5 bi\u1ebfn. Nh\u01b0ng hi\u1ec7n t\u1ea1i, th\u1eddi gian nh\u00ecn m\u00e0n h\u00ecnh g\u1ea7n nh\u01b0 chi\u1ebfm ph\u1ea7n l\u1edbn trong ng\u00e0y.<\/span><\/p>\n

      V\u00ec v\u1eady, nhu c\u1ea7u kh\u00f4ng \u0111\u1ebfn t\u1eeb \u201ctrend\u201d, m\u00e0 \u0111\u1ebfn t\u1eeb ch\u00ednh c\u00e1ch s\u1ed1ng thay \u0111\u1ed5i. Khi m\u00f4i tr\u01b0\u1eddng thay \u0111\u1ed5i, m\u1eaft c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u01b0\u01a1ng \u1ee9ng.<\/span><\/p>\n

      Quan tr\u1ecdng l\u00e0 ch\u1ecdn \u0111\u00fang lo\u1ea1i k\u00ednh<\/b><\/h3>\n

      Kh\u00f4ng ph\u1ea3i k\u00ednh n\u00e0o ghi \u201cl\u1ecdc \u00e1nh s\u00e1ng xanh\u201d c\u0169ng gi\u1ed1ng nhau. Ch\u1ea5t l\u01b0\u1ee3ng tr\u00f2ng k\u00ednh v\u00e0 c\u00f4ng ngh\u1ec7 ph\u1ee7 s\u1ebd quy\u1ebft \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 th\u1ef1c t\u1ebf.<\/span><\/p>\n

      T\u1ea1i Quang Optic, nhi\u1ec1u kh\u00e1ch \u0111\u00e3 th\u1eed nhi\u1ec1u lo\u1ea1i tr\u01b0\u1edbc khi t\u00ecm \u0111\u01b0\u1ee3c chi\u1ebfc k\u00ednh \u201c\u0111\u00fang\u201d. Khi ch\u1ecdn \u0111\u00fang, c\u1ea3m gi\u00e1c kh\u00e1c bi\u1ec7t l\u00e0 r\u1ea5t r\u00f5, kh\u00f4ng c\u1ea7n ph\u1ea3i c\u1ed1 c\u1ea3m nh\u1eadn.<\/span><\/p>\n

      L\u1eddi k\u1ebft<\/b><\/h2>\n

      K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh kh\u00f4ng ph\u1ea3i l\u00e0 \u201cth\u1ea7n d\u01b0\u1ee3c\u201d, nh\u01b0ng l\u00e0 gi\u1ea3i ph\u00e1p r\u1ea5t th\u1ef1c t\u1ebf cho cu\u1ed9c s\u1ed1ng hi\u1ec7n \u0111\u1ea1i. Khi s\u1eed d\u1ee5ng \u0111\u00fang, n\u00f3 gi\u00fap m\u1eaft d\u1ec5 ch\u1ecbu h\u01a1n, l\u00e0m vi\u1ec7c l\u00e2u h\u01a1n v\u00e0 ng\u1ee7 ngon h\u01a1n. V\u00e0 \u0111\u00f4i khi, ch\u1ec9 c\u1ea7n gi\u1ea3m b\u1edbt \u00e1p l\u1ef1c m\u1ed7i ng\u00e0y, \u0111\u00f4i m\u1eaft \u0111\u00e3 kh\u1ecfe h\u01a1n r\u1ea5t nhi\u1ec1u.<\/span><\/p>","protected":false},"excerpt":{"rendered":"

      K\u00ednh l\u1ecdc \u00e1nh s\u00e1ng xanh l\u00e0 th\u1ee9 m\u00e0 r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi t\u00ecm \u0111\u1ebfn sau khi\u2026 m\u1eaft b\u1eaft \u0111\u1ea7u \u201cbi\u1ec3u t\u00ecnh\u201d. T\u1ea1i Quang Optic, c\u00f3 m\u1ed9t t\u00ecnh hu\u1ed1ng quen thu\u1ed9c: kh\u00e1ch \u0111\u1ebfn kh\u00f4ng ph\u1ea3i v\u00ec mu\u1ed1n \u0111\u1eb9p h\u01a1n, m\u00e0 v\u00ec \u201cl\u00e0m vi\u1ec7c m\u00e1y t\u00ednh xong th\u1ea5y m\u1eaft \u0111u\u1ed1i qu\u00e1\u201d. V\u00e0 sau khi th\u1eed k\u00ednh \u0111\u00fang lo\u1ea1i,…<\/p>","protected":false},"author":2,"featured_media":3297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3295","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts\/3295","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/comments?post=3295"}],"version-history":[{"count":1,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts\/3295\/revisions"}],"predecessor-version":[{"id":3300,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts\/3295\/revisions\/3300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/media\/3297"}],"wp:attachment":[{"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/media?parent=3295"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/categories?post=3295"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/tags?post=3295"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}