{"id":2677,"date":"2026-01-13T12:08:47","date_gmt":"2026-01-13T05:08:47","guid":{"rendered":"https:\/\/quangoptic.vn\/?p=2677"},"modified":"2026-01-13T12:08:47","modified_gmt":"2026-01-13T05:08:47","slug":"chiet-suat-trong-kinh-la-gi","status":"publish","type":"post","link":"https:\/\/quangoptic.vn\/en\/tin-tuc\/chiet-suat-trong-kinh-la-gi\/","title":{"rendered":"Chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh l\u00e0 g\u00ec? 1.56\u20131.74 kh\u00e1c nhau th\u1ebf n\u00e0o"},"content":{"rendered":"<p><b>Chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh l\u00e0 g\u00ec<\/b><span style=\"font-weight: 400;\"> v\u00e0 v\u00ec sao c\u00f9ng m\u1ed9t \u0111\u1ed9 c\u1eadn nh\u01b0ng c\u00f3 ng\u01b0\u1eddi \u0111eo tr\u00f2ng r\u1ea5t d\u00e0y, c\u00f3 ng\u01b0\u1eddi l\u1ea1i m\u1ecfng nh\u1eb9? H\u00e3y \u0111\u1ec3 Quang Optic gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01a1n gi\u1ea3n: chi\u1ebft su\u1ea5t l\u00e0 \u201ckh\u1ea3 n\u0103ng b\u1ebb cong \u00e1nh s\u00e1ng\u201d c\u1ee7a v\u1eadt li\u1ec7u tr\u00f2ng. Chi\u1ebft su\u1ea5t c\u00e0ng cao, tr\u00f2ng c\u00f3 th\u1ec3 l\u00e0m m\u1ecfng h\u01a1n \u1edf c\u00f9ng m\u1ed9t \u0111\u1ed9, nh\u01b0ng c\u0169ng \u0111i k\u00e8m kh\u00e1c bi\u1ec7t v\u1ec1 gi\u00e1, \u0111\u1ed9 m\u1ecfng th\u1ef1c t\u1ebf v\u00e0 y\u00eau c\u1ea7u ch\u1ecdn g\u1ecdng ph\u00f9 h\u1ee3p.<\/span><\/p>\n<h2><b>Chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh l\u00e0 g\u00ec v\u00e0 \u1ea3nh h\u01b0\u1edfng ra sao?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Chi\u1ebft su\u1ea5t (index) l\u00e0 con s\u1ed1 nh\u01b0 1.56, 1.60, 1.67, 1.74\u2026 cho bi\u1ebft v\u1eadt li\u1ec7u tr\u00f2ng b\u1ebb cong \u00e1nh s\u00e1ng m\u1ea1nh hay y\u1ebfu. V\u1edbi c\u00f9ng \u0111\u1ed9 c\u1eadn\/vi\u1ec5n\/lo\u1ea1n, v\u1eadt li\u1ec7u b\u1ebb cong \u00e1nh s\u00e1ng m\u1ea1nh h\u01a1n s\u1ebd c\u1ea7n \u201c\u00edt \u0111\u1ed9 d\u00e0y\u201d h\u01a1n \u0111\u1ec3 \u0111\u1ea1t c\u00f9ng hi\u1ec7u ch\u1ec9nh, v\u00ec th\u1ebf tr\u00f2ng m\u1ecfng v\u00e0 nh\u1eb9 h\u01a1n.<\/span><\/p>\n<figure id=\"attachment_2679\" aria-describedby=\"caption-attachment-2679\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2679\" src=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi.jpg\" alt=\"T\u00ecm hi\u1ec3u chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh\" width=\"800\" height=\"400\" title=\"\" srcset=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi.jpg 800w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi-300x150.jpg 300w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi-768x384.jpg 768w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi-18x9.jpg 18w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/chiet-xuat-trong-kinh-la-gi-600x300.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2679\" class=\"wp-caption-text\">T\u00ecm hi\u1ec3u chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">Tuy nhi\u00ean, chi\u1ebft su\u1ea5t kh\u00f4ng ph\u1ea3i \u201cc\u00e0ng cao c\u00e0ng t\u1ed1t\u201d cho m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. L\u1ef1a ch\u1ecdn h\u1ee3p l\u00fd s\u1ebd d\u1ef1a tr\u00ean:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed9 c\u1eadn\/vi\u1ec5n\/lo\u1ea1n c\u1ee7a b\u1ea1n<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Form g\u1ecdng (nh\u1ecf hay l\u1edbn, nguy\u00ean khung hay khoan b\u1eaft \u1ed1c)<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nhu c\u1ea7u th\u1ea9m m\u1ef9 v\u00e0 ng\u00e2n s\u00e1ch<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Th\u00f3i quen \u0111eo (c\u1ea3 ng\u00e0y, v\u1eadn \u0111\u1ed9ng, hay l\u00e0m vi\u1ec7c v\u0103n ph\u00f2ng)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">M\u1eb9o: n\u1ebfu b\u1ea1n ch\u1ecdn g\u1ecdng qu\u00e1 to, tr\u00f2ng s\u1ebd d\u00e0y h\u01a1n \u0111\u00e1ng k\u1ec3 \u1edf r\u00eca (v\u1edbi c\u1eadn) ho\u1eb7c d\u00e0y \u1edf t\u00e2m (v\u1edbi vi\u1ec5n), d\u00f9 chi\u1ebft su\u1ea5t c\u00f3 cao.<\/span><\/p>\n<h2><b>1.56\/1.60\/1.67\/1.74 kh\u00e1c nhau th\u1ebf n\u00e0o?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u1ec3 d\u1ec5 h\u00ecnh dung, b\u1ea1n c\u00f3 th\u1ec3 xem 1.56 l\u00e0 m\u1ee9c ph\u1ed5 th\u00f4ng, 1.60 l\u00e0 n\u00e2ng c\u1ea5p m\u1ecfng nh\u1eb9, 1.67 v\u00e0 1.74 l\u00e0 nh\u00f3m \u201cm\u1ecfng cao\u201d cho \u0111\u1ed9 cao. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 kh\u00e1c bi\u1ec7t theo t\u1eebng nh\u00f3m, k\u00e8m g\u1ee3i \u00fd d\u00f9ng th\u1ef1c t\u1ebf.<\/span><\/p>\n<p>Xem th\u00eam:<\/p>\n<p><span data-sheets-root=\"1\"><a class=\"in-cell-link\" href=\"https:\/\/quangoptic.vn\/en\/tin-tuc\/kinh-ram-phan-cuc-polarized-la-gi\/\" target=\"_blank\" rel=\"noopener\">K\u00ednh r\u00e2m ph\u00e2n c\u1ef1c (polarized) l\u00e0 g\u00ec?<\/a><\/span><\/p>\n<p><span data-sheets-root=\"1\"><a class=\"in-cell-link\" href=\"https:\/\/quangoptic.vn\/en\/tin-tuc\/chong-choi-la-gi\/\" target=\"_blank\" rel=\"noopener\">Ch\u1ed1ng ch\u00f3i l\u00e0 g\u00ec? Ph\u00f9 h\u1ee3p ai, d\u00f9ng khi n\u00e0o h\u1ee3p l\u00fd<\/a><\/span><\/p>\n<h3><b>1.56 ph\u00f9 h\u1ee3p khi \u0111\u1ed9 th\u1ea5p v\u00e0 mu\u1ed1n t\u1ed1i \u01b0u chi ph\u00ed<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">1.56 th\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi c\u00f3 \u0111\u1ed9 th\u1ea5p \u0111\u1ebfn trung b\u00ecnh nh\u1eb9, \u01b0u ti\u00ean kinh t\u1ebf v\u00e0 d\u00f9ng g\u1ecdng v\u1eeba v\u1eb7n. N\u1ebfu b\u1ea1n ch\u1ecdn g\u1ecdng nh\u1ecf g\u1ecdn, 1.56 v\u1eabn c\u00f3 th\u1ec3 cho \u0111\u1ed9 d\u00e0y nh\u00ecn \u1ed5n, \u0111eo kh\u00f4ng qu\u00e1 n\u1eb7ng.<\/span><\/p>\n<figure id=\"attachment_2680\" aria-describedby=\"caption-attachment-2680\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2680\" src=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156.png\" alt=\"Tr\u00f2ng k\u00ednh 1.56\" width=\"800\" height=\"400\" title=\"\" srcset=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156.png 800w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156-300x150.png 300w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156-768x384.png 768w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156-18x9.png 18w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-156-600x300.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2680\" class=\"wp-caption-text\">Tr\u00f2ng k\u00ednh 1.56<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">M\u1eb9o: 1.56 d\u1ec5 \u201cl\u1ed9 d\u00e0y\u201d h\u01a1n n\u1ebfu b\u1ea1n ch\u1ecdn g\u1ecdng to b\u1ea3n, tr\u00f2ng l\u1edbn ho\u1eb7c g\u1ecdng bo tr\u00f2n oversized.<\/span><\/p>\n<h3><b>1.60 l\u00e0 l\u1ef1a ch\u1ecdn c\u00e2n b\u1eb1ng gi\u1eefa m\u1ecfng, nh\u1eb9 v\u00e0 gi\u00e1<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">1.60 th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ee9c \u201c\u0111\u00e1ng n\u00e2ng c\u1ea5p\u201d cho nhi\u1ec1u ng\u01b0\u1eddi \u0111eo h\u1eb1ng ng\u00e0y. So v\u1edbi 1.56, tr\u00f2ng th\u01b0\u1eddng m\u1ecfng h\u01a1n v\u00e0 nh\u1eb9 h\u01a1n, nh\u00ecn th\u1ea9m m\u1ef9 h\u01a1n, \u0111\u1eb7c bi\u1ec7t khi b\u1ea1n b\u1eaft \u0111\u1ea7u c\u00f3 \u0111\u1ed9 trung b\u00ecnh ho\u1eb7c mu\u1ed1n \u0111eo g\u1ecdng l\u1edbn h\u01a1n m\u1ed9t ch\u00fat.<\/span><\/p>\n<figure id=\"attachment_2681\" aria-describedby=\"caption-attachment-2681\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2681\" src=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160.jpg\" alt=\"Chi\u1ebft su\u1ea5t 1.60\" width=\"800\" height=\"400\" title=\"\" srcset=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160.jpg 800w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160-300x150.jpg 300w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160-768x384.jpg 768w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160-18x9.jpg 18w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-160-600x300.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2681\" class=\"wp-caption-text\">Chi\u1ebft su\u1ea5t 1.60<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">M\u1eb9o: n\u1ebfu b\u1ea1n \u0111eo k\u00ednh c\u1ea3 ng\u00e0y v\u00e0 hay th\u1ea5y n\u1eb7ng m\u0169i, chuy\u1ec3n t\u1eeb 1.56 l\u00ean 1.60 th\u01b0\u1eddng t\u1ea1o kh\u00e1c bi\u1ec7t r\u00f5 v\u1ec1 c\u1ea3m gi\u00e1c.<\/span><\/p>\n<h3><b>1.67 v\u00e0 1.74 d\u00e0nh cho \u0111\u1ed9 cao, \u01b0u ti\u00ean th\u1ea9m m\u1ef9 v\u00e0 nh\u1eb9<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Ph\u1ea7n n\u00e0y th\u01b0\u1eddng khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi ph\u00e2n v\u00e2n nh\u1ea5t. C\u1ea3 1.67 v\u00e0 1.74 \u0111\u1ec1u h\u01b0\u1edbng t\u1edbi \u201cm\u1ecfng h\u01a1n\u201d, nh\u01b0ng m\u1ee9c ch\u00eanh trong th\u1ef1c t\u1ebf s\u1ebd ph\u1ee5 thu\u1ed9c \u0111\u1ed9 v\u00e0 size g\u1ecdng.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">1.67 ph\u00f9 h\u1ee3p khi b\u1ea1n \u0111\u00e3 c\u00f3 \u0111\u1ed9 kh\u00e1 cao, mu\u1ed1n tr\u00f2ng m\u1ecfng \u0111\u00e1ng k\u1ec3 nh\u01b0ng v\u1eabn c\u00e2n \u0111\u1ed1i chi ph\u00ed.<\/span><\/p>\n<figure id=\"attachment_2682\" aria-describedby=\"caption-attachment-2682\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2682\" src=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167.jpg\" alt=\"Lo\u1ea1i tr\u00f2ng 1.67\" width=\"800\" height=\"400\" title=\"\" srcset=\"https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167.jpg 800w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167-300x150.jpg 300w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167-768x384.jpg 768w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167-18x9.jpg 18w, https:\/\/quangoptic.vn\/wp-content\/uploads\/2026\/01\/trong-167-600x300.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2682\" class=\"wp-caption-text\">Lo\u1ea1i tr\u00f2ng 1.67<\/figcaption><\/figure>\n<p><span style=\"font-weight: 400;\">1.74 ph\u00f9 h\u1ee3p khi \u0111\u1ed9 r\u1ea5t cao ho\u1eb7c b\u1ea1n \u0111\u1eb7c bi\u1ec7t \u01b0u ti\u00ean m\u1ecfng nh\u1eb9, gi\u1ea3m d\u00e0y r\u00eca t\u1ed1i \u0111a, nh\u1ea5t l\u00e0 khi tr\u00f2ng l\u1edbn ho\u1eb7c b\u1ea1n mu\u1ed1n th\u1ea9m m\u1ef9 cao.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">M\u1eb9o: n\u1ebfu \u0111\u1ed9 ch\u01b0a qu\u00e1 cao v\u00e0 g\u1ecdng \u0111\u00e3 nh\u1ecf g\u1ecdn, l\u00ean 1.74 \u0111\u00f4i khi \u201ckh\u00f4ng l\u1eddi\u201d nhi\u1ec1u b\u1eb1ng vi\u1ec7c ch\u1ecdn g\u1ecdng nh\u1ecf h\u01a1n v\u00e0 fit t\u1ed1t h\u01a1n.<\/span><\/p>\n<h2><b>B\u1ea3ng t\u00f3m t\u1eaft chi\u1ebft su\u1ea5t 1.56\/1.60\/1.67\/1.74<\/b><\/h2>\n<table>\n<tbody>\n<tr>\n<td><b>Chi\u1ebft su\u1ea5t<\/b><\/td>\n<td><b>\u0110\u1ed9 m\u1ecfng<\/b><\/td>\n<td><b>H\u1ee3p v\u1edbi ai<\/b><\/td>\n<td><b>G\u1ee3i \u00fd nhanh<\/b><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.56<\/span><\/td>\n<td><span style=\"font-weight: 400;\">C\u01a1 b\u1ea3n<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed9 th\u1ea5p<\/span><\/td>\n<td><span style=\"font-weight: 400;\">G\u1ecdng nh\u1ecf, t\u1ed1i \u01b0u chi ph\u00ed<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.60<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ecfng h\u01a1n<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed9 trung b\u00ecnh<\/span><\/td>\n<td><span style=\"font-weight: 400;\">L\u1ef1a ch\u1ecdn c\u00e2n b\u1eb1ng, \u0111eo h\u1eb1ng ng\u00e0y<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.67<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ecfng cao<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed9 kh\u00e1 cao<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Gi\u1ea3m d\u00e0y r\u00f5, chi ph\u00ed h\u1ee3p l\u00fd<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">1.74<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u1ecfng nh\u1ea5t<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u0110\u1ed9 r\u1ea5t cao<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u01afu ti\u00ean th\u1ea9m m\u1ef9, nh\u1eb9 t\u1ed1i \u0111a<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><b>C\u00e1ch ch\u1ecdn chi\u1ebft su\u1ea5t theo \u0111\u1ed9 v\u00e0 ki\u1ec3u g\u1ecdng<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Ch\u1ecdn chi\u1ebft su\u1ea5t \u0111\u00fang th\u01b0\u1eddng l\u00e0 \u201ccombo\u201d gi\u1eefa \u0111\u1ed9 v\u00e0 g\u1ecdng. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o nguy\u00ean t\u1eafc th\u1ef1c d\u1ee5ng sau:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed9 th\u1ea5p: \u01b0u ti\u00ean g\u1ecdng v\u1eeba\/nh\u1ecf, 1.56 ho\u1eb7c 1.60 t\u00f9y nhu c\u1ea7u nh\u1eb9<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed9 trung b\u00ecnh: 1.60 th\u01b0\u1eddng d\u1ec5 h\u00e0i h\u00f2a gi\u1eefa m\u1ecfng v\u00e0 chi ph\u00ed<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed9 kh\u00e1 cao: c\u00e2n nh\u1eafc 1.67 \u0111\u1ec3 gi\u1ea3m d\u00e0y r\u00eca r\u00f5 r\u1ec7t<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u1ed9 r\u1ea5t cao: c\u00e2n nh\u1eafc 1.74 n\u1ebfu b\u1ea1n mu\u1ed1n t\u1ed1i \u01b0u m\u1ecfng v\u00e0 nh\u1eb9<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">M\u1eb9o: g\u1ecdng nguy\u00ean khung th\u01b0\u1eddng \u201cd\u1ec5 ch\u01a1i\u201d h\u01a1n cho tr\u00f2ng m\u1ecfng cao. N\u1ebfu b\u1ea1n th\u00edch g\u1ecdng khoan\/b\u1eaft \u1ed1c, h\u00e3y h\u1ecfi k\u1ef9 v\u00ec ki\u1ec3u g\u1ecdng n\u00e0y \u0111\u00f2i h\u1ecfi tr\u00f2ng v\u00e0 l\u1eafp \u0111\u1eb7t ph\u00f9 h\u1ee3p \u0111\u1ec3 b\u1ec1n.<\/span><\/p>\n<h2><b>L\u1eddi k\u1ebft<\/b><\/h2>\n<p><b>Chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh l\u00e0 g\u00ec<\/b><span style=\"font-weight: 400;\">? L\u00e0 ch\u1ec9 s\u1ed1 cho bi\u1ebft v\u1eadt li\u1ec7u tr\u00f2ng b\u1ebb cong \u00e1nh s\u00e1ng m\u1ea1nh \u0111\u1ebfn \u0111\u00e2u, \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 m\u1ecfng v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng tr\u00f2ng \u1edf c\u00f9ng m\u1ed9t \u0111\u1ed9. 1.56 ph\u00f9 h\u1ee3p nhu c\u1ea7u c\u01a1 b\u1ea3n, 1.60 l\u00e0 l\u1ef1a ch\u1ecdn c\u00e2n b\u1eb1ng, 1.67 v\u00e0 1.74 ph\u00f9 h\u1ee3p \u0111\u1ed9 cao khi b\u1ea1n c\u1ea7n m\u1ecfng nh\u1eb9 v\u00e0 th\u1ea9m m\u1ef9 h\u01a1n. N\u1ebfu b\u1ea1n ch\u01b0a ch\u1eafc n\u00ean ch\u1ecdn m\u1ee9c n\u00e0o theo \u0111\u1ed9 v\u00e0 ki\u1ec3u g\u1ecdng, Quang Optic c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n so s\u00e1nh tr\u1ef1c ti\u1ebfp tr\u00ean form g\u1ecdng b\u1ea1n th\u00edch \u0111\u1ec3 ch\u1ecdn \u0111\u00fang ngay t\u1eeb \u0111\u1ea7u.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Chi\u1ebft su\u1ea5t tr\u00f2ng k\u00ednh l\u00e0 g\u00ec v\u00e0 v\u00ec sao c\u00f9ng m\u1ed9t \u0111\u1ed9 c\u1eadn nh\u01b0ng c\u00f3 ng\u01b0\u1eddi \u0111eo tr\u00f2ng r\u1ea5t d\u00e0y, c\u00f3 ng\u01b0\u1eddi l\u1ea1i m\u1ecfng nh\u1eb9? H\u00e3y \u0111\u1ec3 Quang Optic gi\u00fap b\u1ea1n hi\u1ec3u \u0111\u01a1n gi\u1ea3n: chi\u1ebft su\u1ea5t l\u00e0 \u201ckh\u1ea3 n\u0103ng b\u1ebb cong \u00e1nh s\u00e1ng\u201d c\u1ee7a v\u1eadt li\u1ec7u tr\u00f2ng. Chi\u1ebft su\u1ea5t c\u00e0ng cao, tr\u00f2ng c\u00f3 th\u1ec3 l\u00e0m&#8230;<\/p>","protected":false},"author":2,"featured_media":2680,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2677","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\/2677","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=2677"}],"version-history":[{"count":1,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts\/2677\/revisions"}],"predecessor-version":[{"id":2687,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/posts\/2677\/revisions\/2687"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/media\/2680"}],"wp:attachment":[{"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/media?parent=2677"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/categories?post=2677"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quangoptic.vn\/en\/wp-json\/wp\/v2\/tags?post=2677"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}