{"id":4968,"date":"2026-06-23T10:16:17","date_gmt":"2026-06-23T02:16:17","guid":{"rendered":"https:\/\/www.opticalcutting.com\/?p=4968"},"modified":"2026-06-23T10:16:17","modified_gmt":"2026-06-23T02:16:17","slug":"san-xuat-thau-kinh-hoi-tu-znse","status":"publish","type":"post","link":"https:\/\/www.opticalcutting.com\/vi\/san-xuat-thau-kinh-hoi-tu-znse\/","title":{"rendered":"S\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe: Quy tr\u00ecnh, Ki\u1ec3m so\u00e1t \u0111\u1ed9 cong v\u00e0 Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n xu\u1ea5t"},"content":{"rendered":"<p>S\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe l\u00e0 qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn quang h\u1ecdc b\u1eb1ng k\u1ebdm selenide c\u00f3 b\u1ec1 m\u1eb7t cong, c\u00f3 ch\u1ee9c n\u0103ng h\u1ed9i t\u1ee5 ch\u00f9m tia laser CO\u2082 v\u00e0o m\u1ed9t \u0111i\u1ec3m h\u1ed9i t\u1ee5 ch\u00ednh x\u00e1c \u2014 th\u01b0\u1eddng n\u1eb1m b\u00ean trong \u0111\u1ea7u c\u1eaft laser, h\u1ec7 th\u1ed1ng kh\u1eafc ho\u1eb7c v\u00f2i h\u00e0n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c c\u1eeda s\u1ed5 ph\u1eb3ng, th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 c\u00f3 m\u1ed9t ho\u1eb7c hai b\u1ec1 m\u1eb7t cong ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c dung sai ch\u1eb7t ch\u1ebd v\u1ec1 h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t v\u00e0 b\u00e1n k\u00ednh cong, v\u00ec m\u1ed7i micron sai s\u1ed1 s\u1ebd l\u00e0m d\u1ecbch chuy\u1ec3n \u0111i\u1ec3m h\u1ed9i t\u1ee5 v\u00e0 l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng c\u1eaft tr\u00ean v\u1eadt li\u1ec7u b\u00ean d\u01b0\u1edbi.<\/p>\n\n\n\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m to\u00e0n b\u1ed9 chu\u1ed7i s\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe: l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, t\u1ea1o \u0111\u1ed9 cong, m\u00e0i ph\u1eb3ng, \u0111\u00e1nh b\u00f3ng, ph\u1ee7 AR v\u00e0 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quang h\u1ecdc x\u00e1c \u0111\u1ecbnh xem th\u1ea5u k\u00ednh ho\u00e0n ch\u1ec9nh c\u00f3 ho\u1ea1t \u0111\u1ed9ng theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u00ean trong \u0111\u1ea7u c\u1eaft \u0111a kilowatt hay kh\u00f4ng. \u0110\u1ec3 c\u00f3 b\u1ed1i c\u1ea3nh r\u1ed9ng h\u01a1n v\u1ec1 chu\u1ed7i quang h\u1ecdc ZnSe, h\u00e3y xem <a href=\"\/vi\/san-xuat-quang-hoc-laser-co2-bang-znse\/\">S\u1ea3n xu\u1ea5t quang h\u1ecdc laser CO\u2082 ZnSe<\/a> t\u1ed5ng quan.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-1024x683.jpg\" alt=\"Vimfun Glass Cutting Equipment\" class=\"wp-image-4969\" title=\"Thi\u1ebft b\u1ecb c\u1eaft k\u00ednh Vimfun l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u00e1y ho\u00e0n h\u1ea3o \u0111\u1ec3 c\u1eaft ch\u00ednh x\u00e1c\" srcset=\"https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-1024x683.jpg 1024w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-300x200.jpg 300w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-768x512.jpg 768w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-18x12.jpg 18w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process-600x400.jpg 600w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/znse-focus-lens-manufacturing-process.jpg 1536w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Loop-type diamond wire saw for graphite,optical glass and so on.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p>Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn quang h\u1ecdc c\u00f3 b\u1ec1 m\u1eb7t cong, \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb k\u1ebdm selenide l\u1eafng \u0111\u1ecdng h\u00f3a h\u01a1i (CVD), \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 h\u1ed9i t\u1ee5 ch\u00f9m tia laser CO\u2082 t\u1edbi \u1edf b\u01b0\u1edbc s\u00f3ng 10,6 \u03bcm th\u00e0nh m\u1ed9t \u0111i\u1ec3m h\u1ed9i t\u1ee5 nh\u1ecf. C\u00e1c d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 <strong>ph\u1eb3ng-l\u1ed3i<\/strong> (m\u1ed9t m\u1eb7t ph\u1eb3ng, m\u1ed9t m\u1eb7t l\u1ed3i) v\u00e0 <strong>meniscus<\/strong> (hai m\u1eb7t cong v\u1edbi b\u00e1n k\u00ednh kh\u00e1c nhau). L\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o h\u1ec7 th\u1ed1ng laser, ti\u00eau c\u1ef1 mong mu\u1ed1n v\u00e0 \u0111\u01b0\u1eddng k\u00ednh \u0111i\u1ec3m h\u1ed9i t\u1ee5 y\u00eau c\u1ea7u.<\/p>\n\n\n\n<p>B\u00ean trong \u0111\u1ea7u c\u1eaft laser CO\u2082, th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 l\u00e0 b\u1ed9 ph\u1eadn quang h\u1ecdc cu\u1ed1i c\u00f9ng m\u00e0 ch\u00f9m tia ch\u1ea1m v\u00e0o tr\u01b0\u1edbc khi chi\u1ebfu v\u00e0o v\u1eadt li\u1ec7u gia c\u00f4ng. Ba \u0111\u1eb7c t\u00ednh x\u00e1c \u0111\u1ecbnh xem th\u1ea5u k\u00ednh ho\u00e0n ch\u1ec9nh c\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t hay kh\u00f4ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c ti\u00eau c\u1ef1<\/strong> \u2014 th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1eef trong ph\u1ea1m vi \u00b10,5% c\u1ee7a EFL thi\u1ebft k\u1ebf<\/li>\n\n\n\n<li><strong>H\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t tr\u00ean m\u1eb7t cong<\/strong> \u2014 th\u01b0\u1eddng l\u00e0 \u03bb\/4 \u0111\u1ebfn \u03bb\/10 P-V \u1edf b\u01b0\u1edbc s\u00f3ng l\u00e0m vi\u1ec7c<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 truy\u1ec1n ph\u1ee7 AR<\/strong> \u2014 th\u01b0\u1eddng &gt; 99,5% m\u1ed7i m\u1eb7t \u1edf 10,6 \u03bcm<\/li>\n<\/ul>\n\n\n\n<p>Sai s\u00f3t d\u00f9 ch\u1ec9 v\u00e0i micromet c\u0169ng khi\u1ebfn \u0111i\u1ec3m h\u1ed9i t\u1ee5 b\u1ecb l\u1ec7ch, chi\u1ec1u r\u1ed9ng v\u1ebft c\u1eaft thay \u0111\u1ed5i, ho\u1eb7c do h\u1ea5p th\u1ee5 tia laser m\u00e0 th\u1ea5u k\u00ednh b\u1ecb n\u1ee9t trong v\u00f2ng v\u00e0i gi\u1edd sau khi l\u1eafp \u0111\u1eb7t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao ZnSe L\u00e0 Ti\u00eau Chu\u1ea9n Cho Th\u1ea5u K\u00ednh H\u1ed9i T\u1ee5 CO\u2082<\/h2>\n\n\n\n<p>Ba \u0111\u1eb7c t\u00ednh v\u1eadt li\u1ec7u khi\u1ebfn ZnSe CVD tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh cho quang h\u1ecdc h\u1ed9i t\u1ee5 CO\u2082, n\u01a1i c\u00e1c v\u1eadt li\u1ec7u c\u1ea1nh tranh ho\u1eb7c h\u1ea5p th\u1ee5 qu\u00e1 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng ho\u1eb7c m\u1edd \u1edf b\u01b0\u1edbc s\u00f3ng tia laser c\u0103n ch\u1ec9nh:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Thu\u1ed9c t\u00ednh<\/th><th>Gi\u00e1 tr\u1ecb c\u1ee7a ZnSe<\/th><th>T\u1ea1i sao \u0111i\u1ec1u n\u00e0y quan tr\u1ecdng \u0111\u1ed1i v\u1edbi Th\u1ea5u K\u00ednh H\u1ed9i T\u1ee5<\/th><\/tr><\/thead><tbody><tr><td>D\u1ea3i truy\u1ec1n qua<\/td><td>0.6 \u2013 21 \u00b5m<\/td><td>Cho ph\u00e9p c\u1ea3 tia c\u1eaft 10,6 \u00b5m v\u00e0 tia c\u0103n ch\u1ec9nh HeNe \u0111\u1ecf\/diode<\/td><\/tr><tr><td>H\u1ea5p th\u1ee5 kh\u1ed1i @ 10,6 \u00b5m<\/td><td>\u2264 0,0005 cm\u207b\u00b9 (c\u1ea5p laser)<\/td><td>Ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u1edbi c\u00f4ng su\u1ea5t \u0111a kilowatt m\u00e0 kh\u00f4ng b\u1ecb hi\u1ec7u \u1ee9ng th\u1ea5u k\u00ednh nhi\u1ec7t<\/td><\/tr><tr><td>Chi\u1ebft su\u1ea5t<\/td><td>2,40 @ 10,6 \u00b5m<\/td><td>Thi\u1ebft l\u1eadp ph\u00e9p t\u00ednh ti\u00eau c\u1ef1 cho \u0111\u1ed9 cong b\u1ec1 m\u1eb7t nh\u1ea5t \u0111\u1ecbnh<\/td><\/tr><tr><td>dn\/dT<\/td><td>~6 \u00d7 10\u207b\u2075\/K<\/td><td>\u0110\u1ed9 l\u1ec7ch ti\u00eau c\u1ef1 c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n d\u01b0\u1edbi t\u1ea3i nhi\u1ec7t, c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t b\u1eb1ng l\u00e0m m\u00e1t<\/td><\/tr><tr><td>\u0110\u1ed9 c\u1ee9ng Knoop<\/td><td>~120 kg\/mm\u00b2<\/td><td>\u0110\u1ee7 m\u1ec1m \u0111\u1ec3 \u0111\u00e1nh b\u00f3ng \u0111\u1ebfn c\u1ea5p \u0111\u1ed9 laser, \u0111\u1ee7 gi\u00f2n \u0111\u1ec3 y\u00eau c\u1ea7u x\u1eed l\u00fd l\u1ef1c th\u1ea5p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao (2.40) l\u00e0 y\u1ebfu t\u1ed1 cho ph\u00e9p th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe \u0111\u1ea1t \u0111\u01b0\u1ee3c ti\u00eau c\u1ef1 ng\u1eafn v\u1edbi \u0111\u1ed9 cong v\u1eeba ph\u1ea3i \u2014 ti\u00eau c\u1ef1 t\u01b0\u01a1ng t\u1ef1 trong v\u1eadt li\u1ec7u c\u00f3 ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 th\u1ea5p h\u01a1n s\u1ebd y\u00eau c\u1ea7u \u0111\u1ed9 cong d\u1ed1c h\u01a1n, nhi\u1ec1u v\u1eadt li\u1ec7u h\u01a1n v\u00e0 dung sai \u0111\u00e1nh b\u00f3ng ch\u1eb7t ch\u1ebd h\u01a1n.<\/p>\n\n\n\n<p>T\u00e0i li\u1ec7u tham kh\u1ea3o v\u1eadt li\u1ec7u: <a href=\"https:\/\/www.coherent.com\/optics\/optical-materials\/zinc-selenide\" target=\"_blank\" rel=\"noreferrer noopener\">II-VI \/ Coherent CVD ZnSe<\/a> V\u00e0 <a href=\"https:\/\/www.edmundoptics.com\/knowledge-center\/application-notes\/optics\/the-correct-material-for-infrared-applications\/\" target=\"_blank\" rel=\"noreferrer noopener\">H\u01b0\u1edbng d\u1eabn v\u1eadt li\u1ec7u IR c\u1ee7a Edmund Optics<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 so v\u1edbi T\u1ea5m k\u00ednh ZnSe: T\u1ea1i sao quy tr\u00ecnh s\u1ea3n xu\u1ea5t l\u1ea1i kh\u00e1c nhau<\/h2>\n\n\n\n<p>T\u1ea5m k\u00ednh ZnSe c\u00f3 hai m\u1eb7t ph\u1eb3ng song song \u2014 nhi\u1ec7m v\u1ee5 c\u1ee7a n\u00f3 l\u00e0 truy\u1ec1n ch\u00f9m tia m\u00e0 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i n\u00f3. Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 c\u00f3 \u00edt nh\u1ea5t m\u1ed9t m\u1eb7t cong \u2014 nhi\u1ec7m v\u1ee5 c\u1ee7a n\u00f3 l\u00e0 <strong>thay \u0111\u1ed5i<\/strong> h\u00ecnh h\u1ecdc c\u1ee7a ch\u00f9m tia. S\u1ef1 kh\u00e1c bi\u1ec7t duy nh\u1ea5t \u0111\u00f3 lan t\u1ecfa qua to\u00e0n b\u1ed9 chu\u1ed7i s\u1ea3n xu\u1ea5t:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Giai \u0111o\u1ea1n<\/th><th>T\u1ea5m k\u00ednh<\/th><th>Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5<\/th><\/tr><\/thead><tbody><tr><td>Chu\u1ea9n b\u1ecb ph\u00f4i<\/td><td>L\u00e1t ph\u1eb3ng<\/td><td>L\u00e1t ph\u1eb3ng + t\u1ea1o \u0111\u01b0\u1eddng cong<\/td><\/tr><tr><td>T\u1ea1o b\u1ec1 m\u1eb7t<\/td><td>Kh\u00f4ng c\u00f3<\/td><td>\u0110\u01b0\u1eddng cong \u0111\u01b0\u1ee3c t\u1ea1o b\u1eb1ng d\u1ee5ng c\u1ee5 vi\u00ean kim c\u01b0\u01a1ng<\/td><\/tr><tr><td>\u0110\u00e1nh b\u00f3ng<\/td><td>M\u00e0i ph\u1eb3ng hai m\u1eb7t (xem <a href=\"\/vi\/cua-so-znse-mai-hai-mat\/\">m\u00e0i hai m\u1eb7t c\u1eeda s\u1ed5 ZnSe<\/a>)<\/td><td>M\u00e0i l\u1ed3i\/l\u00f5m tr\u00ean \u0111\u00e1 m\u00e0i t\u01b0\u01a1ng \u1ee9ng<\/td><\/tr><tr><td>Polishing<\/td><td>\u0110\u00e1 m\u00e0i nh\u1ef1a, ph\u1eb3ng<\/td><td>V\u00f2ng \u0111\u1ec7m m\u00e0i, \u0111\u01b0\u1ee3c t\u1ea1o h\u00ecnh \u0111\u1ec3 kh\u1edbp v\u1edbi \u0111\u1ed9 cong<\/td><\/tr><tr><td>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng<\/td><td>\u0110\u1ed9 ph\u1eb3ng, \u0111\u1ed9 song song<\/td><td>B\u00e1n k\u00ednh cong, h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t tr\u00ean \u0111\u01b0\u1eddng cong<\/td><\/tr><tr><td>\u0110o l\u01b0\u1eddng QC<\/td><td>M\u00e1y \u0111o giao thoa tr\u00ean m\u1eb7t ph\u1eb3ng<\/td><td>M\u00e1y \u0111o giao thoa + m\u00e1y \u0111o c\u1ea7u tr\u00ean \u0111\u01b0\u1eddng cong<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Giai \u0111o\u1ea1n \u0111\u00e1nh b\u00f3ng l\u00e0 n\u01a1i s\u1ef1 kh\u00e1c bi\u1ec7t quan tr\u1ecdng nh\u1ea5t. B\u1ec1 m\u1eb7t ph\u1eb3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00e0i tr\u00ean v\u00f2ng \u0111\u1ec7m gang ti\u00eau chu\u1ea9n; b\u1ec1 m\u1eb7t cong y\u00eau c\u1ea7u m\u1ed9t v\u00f2ng \u0111\u1ec7m kh\u1edbp v\u1edbi ph\u1ea7n ngh\u1ecbch \u0111\u1ea3o c\u1ee7a \u0111\u1ed9 cong m\u1ee5c ti\u00eau. N\u1ebfu sai h\u00ecnh d\u1ea1ng v\u00f2ng \u0111\u1ec7m, th\u1ea5u k\u00ednh s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng qu\u00e1 d\u1ed1c ho\u1eb7c qu\u00e1 ph\u1eb3ng, sai th\u00f4ng s\u1ed1 ti\u00eau c\u1ef1 h\u00e0ng ch\u1ee5c milim\u00e9t.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"688\" src=\"https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-1024x688.jpg\" alt=\"Vimfun Glass Cutting Equipment\" class=\"wp-image-4935\" title=\"Thi\u1ebft b\u1ecb c\u1eaft k\u00ednh Vimfun l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u00e1y ho\u00e0n h\u1ea3o \u0111\u1ec3 c\u1eaft ch\u00ednh x\u00e1c\" srcset=\"https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-1024x688.jpg 1024w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-300x202.jpg 300w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-768x516.jpg 768w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-18x12.jpg 18w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process-600x403.jpg 600w, https:\/\/www.opticalcutting.com\/wp-content\/uploads\/2026\/06\/zinc-selenide-optics-polishing-process.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption>Loop-type diamond wire saw for graphite,optical glass and so on.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c b\u01b0\u1edbc quy tr\u00ecnh s\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe<\/h2>\n\n\n\n<p>To\u00e0n b\u1ed9 chu\u1ed7i di\u1ec5n ra theo th\u1ee9 t\u1ef1 sau:<\/p>\n\n\n\n<p><strong>Ki\u1ec3m tra ph\u00f4i \u2192 C\u1eaft \u2192 M\u00e0i c\u1ea1nh \u2192 T\u1ea1o \u0111\u01b0\u1eddng cong \u2192 L\u00e0m m\u1ecbn \u2192 \u0110\u00e1nh b\u00f3ng \u2192 C\u0103n t\u00e2m \u2192 L\u00e0m s\u1ea1ch \u2192 Ph\u1ee7 AR \u2192 QC cu\u1ed1i c\u00f9ng<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 1: Ki\u1ec3m tra v\u00e0 c\u1eaft ph\u00f4i<\/h3>\n\n\n\n<p>C\u00e1c ph\u00f4i ZnSe CVD nh\u1eadp v\u00e0o \u0111\u01b0\u1ee3c ki\u1ec3m tra c\u00e1c khuy\u1ebft t\u1eadt bao th\u1ec3, b\u1ecdt kh\u00ed v\u00e0 ranh gi\u1edbi h\u1ea1t d\u01b0\u1edbi tia h\u1ed3ng ngo\u1ea1i ph\u00e2n c\u1ef1c. C\u00e1c ph\u00f4i \u0111\u01b0\u1ee3c ch\u1ea5p thu\u1eadn \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh \u0111\u0129a c\u00f3 k\u00edch th\u01b0\u1edbc cho \u0111\u01b0\u1eddng k\u00ednh th\u1ea5u k\u00ednh m\u1ee5c ti\u00eau c\u1ed9ng v\u1edbi bi\u00ean \u0111\u1ed9 1\u20132 mm cho x\u1eed l\u00fd c\u1ea1nh. C\u1eaft s\u1eed d\u1ee5ng m\u00e1y c\u01b0a d\u00e2y kim c\u01b0\u01a1ng v\u1edbi l\u1ef1c c\u0103ng v\u00e0 t\u1ed1c \u0111\u1ed9 c\u1ea5p th\u1ea5p \u2014 \u0111\u1ec3 xem thi\u1ebft l\u1eadp c\u1eaft chuy\u00ean d\u1ee5ng, xem <a href=\"\/vi\/may-cat-kinh-znse\/\">M\u00e1y c\u1eaft th\u1ea5u k\u00ednh ZnSe<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 2: M\u00e0i c\u1ea1nh \u0111\u1ebfn \u0111\u01b0\u1eddng k\u00ednh m\u1ee5c ti\u00eau<\/h3>\n\n\n\n<p>\u0110\u0129a c\u1eaft \u0111\u01b0\u1ee3c m\u00e0i \u0111\u1ebfn \u0111\u01b0\u1eddng k\u00ednh ngo\u00e0i cu\u1ed1i c\u00f9ng, th\u01b0\u1eddng l\u00e0 \u00b10,05 mm. C\u00e1c v\u00e1t c\u1ea1nh \u0111\u01b0\u1ee3c th\u00eam v\u00e0o trong c\u00f9ng m\u1ed9t thao t\u00e1c \u2014 c\u00e1c v\u00e1t c\u1ea1nh ng\u0103n ng\u1eeba s\u1ef1 lan truy\u1ec1n v\u1ebft n\u1ee9t trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 m\u00e0i ti\u1ebfp theo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 3: T\u1ea1o \u0111\u01b0\u1eddng cong<\/h3>\n\n\n\n<p>M\u1eb7t l\u1ed3i (v\u00e0 tr\u00ean th\u1ea5u k\u00ednh m\u00e0ng c\u1ee9ng, m\u1eb7t l\u00f5m) \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng d\u1ee5ng c\u1ee5 vi\u00ean kim c\u01b0\u01a1ng g\u1eafn kim lo\u1ea1i c\u00f3 k\u00edch th\u01b0\u1edbc b\u1eb1ng b\u00e1n k\u00ednh cong m\u1ee5c ti\u00eau. Qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh lo\u1ea1i b\u1ecf 0,5\u20131,5 mm v\u1eadt li\u1ec7u kh\u1ed1i tr\u00ean m\u1ed7i m\u1eb7t v\u00e0 thi\u1ebft l\u1eadp b\u00e1n k\u00ednh trong ph\u1ea1m vi \u00b10,5% so v\u1edbi danh \u0111\u1ecbnh. \u0110\u00e2y l\u00e0 b\u01b0\u1edbc x\u00e1c \u0111\u1ecbnh ti\u00eau c\u1ef1 \u2014 m\u1ecdi thao t\u00e1c ti\u1ebfp theo ch\u1ec9 tinh ch\u1ec9nh b\u1ec1 m\u1eb7t ch\u1ee9 kh\u00f4ng l\u00e0m thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 b\u00e1n k\u00ednh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 4: L\u00e0m m\u1ecbn b\u1eb1ng m\u00e0i m\u00f2n r\u1eddi<\/h3>\n\n\n\n<p>M\u1ed9t chu\u1ed7i c\u00e1c m\u00e0i m\u00f2n kim c\u01b0\u01a1ng g\u1eafn k\u1ebft v\u00e0 r\u1eddi \u2014 th\u01b0\u1eddng l\u00e0 25 \u00b5m \u2192 9 \u00b5m \u2192 3 \u00b5m \u2014 tinh ch\u1ec9nh b\u1ec1 m\u1eb7t t\u1eeb tr\u1ea1ng th\u00e1i m\u00e0i th\u00f4 sang tr\u1ea1ng th\u00e1i \u0111\u00e1nh b\u00f3ng s\u01a1 b\u1ed9 m\u1edd. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ec1 m\u1eb7t cong, h\u00ecnh d\u1ea1ng c\u1ee7a \u0111\u00e1 m\u00e0i ph\u1ea3i kh\u1edbp v\u1edbi \u0111\u01b0\u1eddng cong ng\u01b0\u1ee3c c\u1ee7a \u0111\u1ed9 cong m\u1ee5c ti\u00eau trong su\u1ed1t qu\u00e1 tr\u00ecnh; s\u1ef1 kh\u00f4ng kh\u1edbp c\u1ee7a \u0111\u00e1 m\u00e0i \u1edf giai \u0111o\u1ea1n n\u00e0y s\u1ebd t\u1ea1o ra c\u00e1c l\u1ed7i m\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00e1nh b\u00f3ng kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Giai \u0111o\u1ea1n m\u00e0i m\u00f2n<\/th><th>H\u1ea1t kim c\u01b0\u01a1ng<\/th><th>\u0110\u1ea7u ra Ra<\/th><th>T\u1ed1c \u0111\u1ed9 lo\u1ea1i b\u1ecf<\/th><\/tr><\/thead><tbody><tr><td>Th\u00f4<\/td><td>25 \u00b5m<\/td><td>0.8\u20131.5 \u00b5m<\/td><td>5\u201310 \u00b5m\/ph\u00fat<\/td><\/tr><tr><td>Trung gian<\/td><td>9\u201315 \u00b5m<\/td><td>0.4\u20130.8 \u00b5m<\/td><td>1\u20133 \u00b5m\/ph\u00fat<\/td><\/tr><tr><td>Tinh<\/td><td>3\u20136 \u00b5m<\/td><td>0.3\u20130.6 \u00b5m<\/td><td>0,3\u20131 \u00b5m\/ph\u00fat<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 5: \u0110\u00e1nh b\u00f3ng b\u1eb1ng nh\u1ef1a \u0111\u01b0\u1eddng \u0111\u1ea1t c\u1ea5p laser<\/h3>\n\n\n\n<p>Ho\u00e0n thi\u1ec7n cu\u1ed1i c\u00f9ng s\u1eed d\u1ee5ng kim c\u01b0\u01a1ng 1 \u00b5m \u2192 0,5 \u00b5m \u2192 0,1 \u00b5m tr\u00ean \u0111\u1ec7m nh\u1ef1a \u0111\u1ecbnh h\u00ecnh. \u1ed0ng k\u00ednh l\u1ea5y n\u00e9t c\u1ea5p laser th\u01b0\u1eddng nh\u1eafm m\u1ee5c ti\u00eau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t<\/strong>: \u03bb\/4 \u0111\u1ebfn \u03bb\/10 P-V \u1edf 633 nm (quy \u01b0\u1edbc giao thoa k\u1ebf HeNe)<\/li>\n\n\n\n<li><strong>Ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t<\/strong>: 40-20 ho\u1eb7c 20-10 v\u1ebft x\u01b0\u1edbc\/v\u1ebft b\u1ea9n theo MIL-PRF-13830B<\/li>\n\n\n\n<li><strong>\u0110\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t Ra<\/strong>: \u2264 10 nm RMS cho \u1ee9ng d\u1ee5ng c\u00f4ng su\u1ea5t cao<\/li>\n<\/ul>\n\n\n\n<p>\u00c1p su\u1ea5t \u0111\u00e1nh b\u00f3ng tr\u00ean ZnSe v\u1eabn th\u1ea5p h\u01a1n c\u00e1c gi\u00e1 tr\u1ecb \u0111i\u1ec3n h\u00ecnh c\u1ee7a th\u1ee7y tinh. ZnSe m\u1ec1m; \u00e1p su\u1ea5t qu\u00e1 m\u1ee9c s\u1ebd l\u00e0m k\u1eb9t h\u1ea1t m\u00e0i v\u00e0 \u0111\u1ec3 l\u1ea1i v\u1ebft b\u00f3ng. Quy tr\u00ecnh \u0111\u00e1nh b\u00f3ng \u0111\u1ea7y \u0111\u1ee7 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong <a href=\"\/vi\/danh-bong-quang-hoc-kem-selenide\/\">\u0110\u00e1nh b\u00f3ng quang h\u1ecdc K\u1ebdm Selenide<\/a> page.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 6: C\u0103n t\u00e2m, V\u1ec7 sinh v\u00e0 Ph\u1ee7 AR<\/h3>\n\n\n\n<p>C\u00e1c \u1ed1ng k\u00ednh \u0111\u01b0\u1ee3c c\u0103n t\u00e2m sao cho tr\u1ee5c quang h\u1ecdc th\u1eb3ng h\u00e0ng v\u1edbi tr\u1ee5c c\u01a1 h\u1ecdc trong ph\u1ea1m vi \u2264 1 arcmin. Sau khi v\u1ec7 sinh b\u1eb1ng dung m\u00f4i, c\u00e1c \u1ed1ng k\u00ednh \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o bu\u1ed3ng ph\u1ee7 cho l\u1edbp ph\u1ee7 AR \u0111a l\u1edbp ti\u00eau chu\u1ea9n \u2014 th\u01b0\u1eddng kh\u00f4ng ch\u1ee9a thori, nh\u1eafm m\u1ee5c ti\u00eau truy\u1ec1n qua &gt; 99,5% m\u1ed7i b\u1ec1 m\u1eb7t \u1edf 10,6 \u00b5m, v\u1edbi th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ph\u1ee5 cho c\u00e1c b\u01b0\u1edbc s\u00f3ng c\u0103n ch\u1ec9nh nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c (HeNe 633 nm ho\u1eb7c diode \u0111\u1ecf).<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe  id=\"_ytid_92428\"  width=\"640\" height=\"360\"  data-origwidth=\"640\" data-origheight=\"360\" src=\"https:\/\/www.youtube.com\/embed\/8fNDWgp95AE?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=1&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;disablekb=0&#038;\" class=\"__youtube_prefs__  epyt-is-override  no-lazyload\" title=\"Tr\u00ecnh ph\u00e1t YouTube\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc 7: QC cu\u1ed1i c\u00f9ng<\/h3>\n\n\n\n<p>M\u1ed7i \u1ed1ng k\u00ednh \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u00e1n k\u00ednh cong \u0111\u00e3 \u0111o (spherometer ho\u1eb7c giao thoa k\u1ebf)<\/li>\n\n\n\n<li>H\u00ecnh \u1ea3nh giao thoa k\u1ebf b\u1ec1 m\u1eb7t tr\u00ean m\u1eb7t cong<\/li>\n\n\n\n<li>\u0110\u01b0\u1eddng cong truy\u1ec1n qua bao g\u1ed3m c\u1ea3 10,6 \u00b5m v\u00e0 b\u01b0\u1edbc s\u00f3ng c\u0103n ch\u1ec9nh<\/li>\n\n\n\n<li>Gi\u1ea5y ch\u1ee9ng nh\u1eadn tu\u00e2n th\u1ee7 v\u1edbi c\u00e1c gi\u00e1 tr\u1ecb \u0111o \u0111\u01b0\u1ee3c<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi \u0111\u1ea7u c\u1eaft c\u00f4ng su\u1ea5t cao (&gt; 4 kW), n\u00ean s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p \u0111o nhi\u1ec7t l\u01b0\u1ee3ng laser tr\u00ean c\u01a1 s\u1edf m\u1eabu \u0111\u1ec3 x\u00e1c minh \u0111\u1ed9 h\u1ea5p th\u1ee5 kh\u1ed1i kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c khuy\u1ebft t\u1eadt \u0111\u00e1nh b\u00f3ng ho\u1eb7c ph\u1ee7.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi \u1ed1ng k\u00ednh l\u1ea5y n\u00e9t<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt<\/th><th>M\u1ee5c ti\u00eau \u0111i\u1ec3n h\u00ecnh<\/th><th>Why It Matters<\/th><\/tr><\/thead><tbody><tr><td>Ti\u00eau c\u1ef1 hi\u1ec7u d\u1ee5ng (EFL)<\/td><td>\u00b10,5% so v\u1edbi thi\u1ebft k\u1ebf<\/td><td>\u0110\u1ed9 l\u1ec7ch l\u00e0m \u0111i\u1ec3m l\u1ea5y n\u00e9t l\u1ec7ch kh\u1ecfi chi ti\u1ebft gia c\u00f4ng<\/td><\/tr><tr><td>B\u00e1n k\u00ednh cong<\/td><td>\u00b10.5% so v\u1edbi danh \u0111\u1ecbnh<\/td><td>Y\u1ebfu t\u1ed1 \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c ti\u1ebfp c\u1ee7a EFL<\/td><\/tr><tr><td>H\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t (m\u1eb7t cong)<\/td><td>\u03bb\/4 \u0111\u1ebfn \u03bb\/10 P-V<\/td><td>Bi\u1ebfn d\u1ea1ng trong s\u00f3ng h\u1ed9i t\u1ee5<\/td><\/tr><tr><td>Ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t<\/td><td>40-20 ho\u1eb7c t\u1ed1t h\u01a1n<\/td><td>S\u1ef1 t\u00e1n x\u1ea1 t\u1ea1i \u0111i\u1ec3m h\u1ed9i t\u1ee5<\/td><\/tr><tr><td>\u0110\u1ed3ng t\u00e2m<\/td><td>\u2264 1 ph\u00fat cung<\/td><td>C\u0103n ch\u1ec9nh tr\u1ee5c quang h\u1ecdc\/c\u01a1 kh\u00ed<\/td><\/tr><tr><td>Truy\u1ec1n AR<\/td><td>&gt; 99.5% m\u1ed7i b\u1ec1 m\u1eb7t<\/td><td>Hi\u1ec7u su\u1ea5t n\u0103ng l\u01b0\u1ee3ng + t\u1ea3i nhi\u1ec7t<\/td><\/tr><tr><td>S\u1ef1 h\u1ea5p th\u1ee5 kh\u1ed1i<\/td><td>\u2264 0,0005 cm\u207b\u00b9<\/td><td>Th\u1ea5u k\u00ednh nhi\u1ec7t d\u01b0\u1edbi t\u1ea3i li\u00ean t\u1ee5c<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Ba ba th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u00e0 n\u0103ng su\u1ea5t s\u1ea3n xu\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o l\u00e0 <strong>\u0111\u1ed9 ch\u00ednh x\u00e1c b\u00e1n k\u00ednh, h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t tr\u00ean \u0111\u01b0\u1eddng cong v\u00e0 t\u00e2m sai<\/strong>. M\u1ed9t th\u1ea5u k\u00ednh v\u01b0\u1ee3t qua b\u1ed1n th\u00f4ng s\u1ed1 kh\u00e1c nh\u01b0ng kh\u00f4ng \u0111\u1ea1t m\u1ed9t trong ba th\u00f4ng s\u1ed1 n\u00e0y s\u1ebd b\u1ecb lo\u1ea1i b\u1ecf \u2014 kh\u00f4ng th\u1ec3 s\u1eeda ch\u1eefa, v\u00ec h\u00ecnh h\u1ecdc \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u1edf giai \u0111o\u1ea1n t\u1ea1o \u0111\u01b0\u1eddng cong.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e1c v\u1ea5n \u0111\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn \u1edf m\u1ed7i giai \u0111o\u1ea1n<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao ti\u00eau c\u1ef1 cu\u1ed1i c\u00f9ng l\u1ea1i sai?<\/h3>\n\n\n\n<p>L\u1ed7i t\u1ea1o \u0111\u01b0\u1eddng cong. B\u00e1n k\u00ednh \u0111\u01b0\u1ee3c \u0111\u1eb7t \u1edf giai \u0111o\u1ea1n t\u1ea1o h\u00ecnh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ti\u00eau c\u1ef1; n\u1ebfu d\u1ee5ng c\u1ee5 t\u1ea1o h\u00ecnh b\u1ecb m\u00f2n ho\u1eb7c ph\u00f4i b\u1ecb l\u1ec7ch, b\u00e1n k\u00ednh thu \u0111\u01b0\u1ee3c s\u1ebd sai v\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00e1nh b\u00f3ng kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c \u0111\u01b0\u1ee3c. Gi\u1ea3i ph\u00e1p l\u00e0 ki\u1ec3m tra d\u1ee5ng c\u1ee5 t\u1ea1o h\u00ecnh theo l\u1ecbch tr\u00ecnh c\u1ed1 \u0111\u1ecbnh v\u00e0 g\u00e1 ph\u00f4i gi\u1eef v\u1ecb tr\u00ed trong dung sai m\u00e0 b\u00e1n k\u00ednh y\u00eau c\u1ea7u.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao th\u1ea5u k\u00ednh b\u1ecb n\u1ee9t trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng?<\/h3>\n\n\n\n<p>H\u1ea5p th\u1ee5 kh\u1ed1i + hi\u1ec7u \u1ee9ng th\u1ea5u k\u00ednh nhi\u1ec7t. K\u1ebdm selenide (ZnSe) CVD lo\u1ea1i ti\u00eau chu\u1ea9n h\u1ea5p th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n lo\u1ea1i laser v\u00e0 n\u00f3ng l\u00ean d\u01b0\u1edbi t\u1ea3i ch\u00f9m tia li\u00ean t\u1ee5c. Tr\u00ean nhi\u1ec7t \u0111\u1ed9 t\u1edbi h\u1ea1n, gradient chi\u1ebft su\u1ea5t b\u00ean trong th\u1ea5u k\u00ednh tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng \u0111\u1ee7 \u0111\u1ec3 l\u00e0m n\u1ee9t b\u1ed9 ph\u1eadn. Gi\u1ea3i ph\u00e1p l\u00e0 s\u1eed d\u1ee5ng v\u1eadt li\u1ec7u lo\u1ea1i laser v\u1edbi \u0111\u1ed9 h\u1ea5p th\u1ee5 \u0111\u01b0\u1ee3c ghi nh\u1eadn \u2264 0,0005 cm\u207b\u00b9, c\u1ed9ng v\u1edbi h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t \u0111\u1ea7y \u0111\u1ee7 xung quanh gi\u00e1 \u0111\u1ee1 th\u1ea5u k\u00ednh.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao \u0111i\u1ec3m h\u1ed9i t\u1ee5 l\u1ea1i kh\u00f4ng \u0111\u1ed1i x\u1ee9ng?<\/h3>\n\n\n\n<p>L\u1ed7i h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t tr\u00ean m\u1eb7t cong, ho\u1eb7c l\u1ed7i t\u00e2m sai. C\u00e1c \u0111i\u1ec3m kh\u00f4ng \u0111\u1ed1i x\u1ee9ng th\u01b0\u1eddng b\u1eaft ngu\u1ed3n t\u1eeb m\u1ed9t trong hai nguy\u00ean nh\u00e2n: qu\u00e1 tr\u00ecnh \u0111\u00e1nh b\u00f3ng \u0111\u1ec3 l\u1ea1i l\u1ed7i h\u00ecnh d\u1ea1ng l\u1edbn h\u01a1n \u03bb\/4 P-V (c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c b\u1eb1ng c\u00e1ch \u0111\u00e1nh b\u00f3ng m\u1edf r\u1ed9ng), ho\u1eb7c tr\u1ee5c quang h\u1ecdc kh\u00f4ng \u0111\u01b0\u1ee3c c\u0103n gi\u1eefa tr\u00ean tr\u1ee5c c\u01a1 h\u1ecdc (c\u00f3 th\u1ec3 kh\u1eafc ph\u1ee5c \u1edf giai \u0111o\u1ea1n c\u0103n t\u00e2m nh\u01b0ng kh\u00f4ng ph\u1ea3i sau khi ph\u1ee7 AR). C\u1ea3 hai \u0111\u1ec1u n\u00ean \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong giao thoa k\u1ebf ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng cu\u1ed1i c\u00f9ng, kh\u00f4ng ph\u1ea3i b\u1edfi kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ea1i sao \u0111\u1ed9 truy\u1ec1n gi\u1ea3m sau v\u00e0i tu\u1ea7n s\u1eed d\u1ee5ng?<\/h3>\n\n\n\n<p>Suy gi\u1ea3m l\u1edbp ph\u1ee7. M\u00f4i tr\u01b0\u1eddng c\u1eaft CO\u2082 bao g\u1ed3m kh\u00f3i c\u1eaft, kh\u00f3i oxit v\u00e0 h\u01a1i n\u01b0\u1edbc ng\u01b0ng t\u1ee5. L\u1edbp ph\u1ee7 AR ti\u1ebfp x\u00fac v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n n\u00e0y b\u1ecb suy gi\u1ea3m nhanh h\u01a1n so v\u1edbi kh\u1ed1i ZnSe. Gi\u1ea3i ph\u00e1p l\u00e0 s\u1eed d\u1ee5ng m\u1ed9t c\u1eeda s\u1ed5 b\u1ea3o v\u1ec7 ph\u00eda tr\u01b0\u1edbc th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 (thay th\u1ebf, r\u1ebb h\u01a1n \u0111\u1ec3 thay th\u1ebf) v\u00e0 lu\u1ed3ng kh\u00ed kh\u00f4 trong khoang th\u1ea5u k\u00ednh.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p quang h\u1ecdc kh\u00e1c<\/h2>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi c\u00f4ng vi\u1ec7c c\u1ee5 th\u1ec3 l\u00e0 h\u1ed9i t\u1ee5 ch\u00f9m tia CO\u2082 10,6 \u00b5m th\u00e0nh m\u1ed9t \u0111i\u1ec3m nh\u1ecf, c\u00f3 c\u00e1c gi\u1ea3i ph\u00e1p thay th\u1ebf nh\u01b0ng m\u1ed7i gi\u1ea3i ph\u00e1p \u0111\u1ec1u c\u00f3 nh\u1eefng \u0111\u00e1nh \u0111\u1ed5i:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Solution<\/th><th>\u01afu \u0111i\u1ec3m<\/th><th>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/th><\/tr><\/thead><tbody><tr><td>Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe<\/td><td>\u00c1nh s\u00e1ng nh\u00ecn th\u1ea5y \u0111i qua, h\u1ea5p th\u1ee5 th\u1ea5p, chu\u1ed7i cung \u1ee9ng \u0111\u00e3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp<\/td><td>Chi ph\u00ed so v\u1edbi g\u01b0\u01a1ng<\/td><\/tr><tr><td>G\u01b0\u01a1ng parabol l\u1ec7ch tr\u1ee5c<\/td><td>Kh\u00f4ng h\u1ea5p th\u1ee5 kh\u1ed1i, kh\u00f4ng c\u00f3 hi\u1ec7u \u1ee9ng s\u1eafc sai<\/td><td>Ch\u1ec9 c\u0103n ch\u1ec9nh, kh\u00f4ng \u0111i qua, gi\u00e1 \u0111\u1ee1 ph\u1ee9c t\u1ea1p h\u01a1n<\/td><\/tr><tr><td>Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 Germanium<\/td><td>Chi ph\u00ed v\u1eadt li\u1ec7u th\u1ea5p h\u01a1n<\/td><td>H\u1ea5p th\u1ee5 cao h\u01a1n, ch\u1ea1y tr\u1ed1n nhi\u1ec7t tr\u00ean ~40 \u00b0C, m\u1edd v\u1edbi \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y<\/td><\/tr><tr><td>G\u01b0\u01a1ng th\u00e9p ph\u1ee7 ZnSe<\/td><td>B\u1ec1n, ph\u1ea3n x\u1ea1 cao<\/td><td>Ch\u1ec9 ph\u1ea3n x\u1ea1, \u0111\u1ed9 ph\u1ee9c t\u1ea1p gi\u00e1 \u0111\u1ee1 cao h\u01a1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi quang h\u1ecdc truy\u1ec1n trong \u0111\u1ea7u c\u1eaft CO\u2082 ch\u1ea1y t\u1ea3i s\u1ea3n xu\u1ea5t ti\u00eau chu\u1ea9n, th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh. Quy\u1ebft \u0111\u1ecbnh c\u1ee5 th\u1ec3 gi\u1eefa ZnSe v\u00e0 germanium \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp chi ti\u1ebft h\u01a1n tr\u00ean <a href=\"\/vi\/san-xuat-quang-hoc-laser-co2-bang-znse\/\">S\u1ea3n xu\u1ea5t quang h\u1ecdc laser CO\u2082 ZnSe<\/a> page.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Vimfun H\u1ed7 tr\u1ee3 c\u00e1c Nh\u00e0 s\u1ea3n xu\u1ea5t Th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe nh\u01b0 th\u1ebf n\u00e0o<\/h2>\n\n\n\n<p>Vimfun cung c\u1ea5p c\u00e1c n\u1ec1n t\u1ea3ng thi\u1ebft b\u1ecb m\u00e0 c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe s\u1eed d\u1ee5ng trong to\u00e0n b\u1ed9 chu\u1ed7i s\u1ea3n xu\u1ea5t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1eaft<\/strong> \u2014 <a href=\"\/vi\/may-cat-kinh-znse\/\">M\u00e1y c\u1eaft th\u1ea5u k\u00ednh ZnSe<\/a> \u0111\u1ec3 c\u1eaft c\u00e1c ph\u00f4i CVD th\u00e0nh c\u00e1c \u0111\u1ebf th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 v\u1edbi h\u01b0 h\u1ecfng c\u1ea1nh \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t<\/li>\n\n\n\n<li><strong>\u0110\u00e1nh b\u00f3ng<\/strong> \u2014 c\u00e1c n\u1ec1n t\u1ea3ng m\u00e0i ph\u1eb3ng v\u00e0 cong, v\u1edbi thi\u1ebft l\u1eadp c\u1eeda s\u1ed5 ph\u1eb3ng chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c ghi l\u1ea1i tr\u00ean <a href=\"\/vi\/cua-so-znse-mai-hai-mat\/\">m\u00e0i hai m\u1eb7t c\u1eeda s\u1ed5 ZnSe<\/a> trang<\/li>\n\n\n\n<li><strong>Polishing<\/strong> \u2014 <a href=\"\/vi\/danh-bong-quang-hoc-kem-selenide\/\">\u0110\u00e1nh b\u00f3ng quang h\u1ecdc K\u1ebdm Selenide<\/a> c\u00e1c h\u1ec7 th\u1ed1ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u1ec1 m\u1eb7t c\u1ea5p laser, v\u1edbi d\u1ee5ng c\u1ee5 m\u00e0i b\u1eb1ng nh\u1ef1a \u0111\u01b0\u1eddng c\u00f3 \u0111\u01b0\u1eddng vi\u1ec1n cho c\u00e1c m\u1eb7t cong<\/li>\n\n\n\n<li><strong>Integrated line<\/strong> \u2014 r\u1ed9ng h\u01a1n <a href=\"\/vi\/thiet-bi-san-xuat-quang-hoc-hong-ngoai\/\">thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t quang h\u1ecdc h\u1ed3ng ngo\u1ea1i<\/a> n\u1ec1n t\u1ea3ng bao g\u1ed3m Ge, ZnSe, ZnS, CaF\u2082, v\u00e0 Si tr\u00ean \u0111\u1ebf c\u01a1 kh\u00ed chung<\/li>\n<\/ul>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111ang m\u1edf r\u1ed9ng d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t th\u1ea5u k\u00ednh h\u1ed9i t\u1ee5 ZnSe, thay th\u1ebf thi\u1ebft b\u1ecb kh\u00f4ng th\u1ec3 gi\u1eef dung sai b\u00e1n k\u00ednh d\u01b0\u1edbi \u00b10,5%, ho\u1eb7c \u0111\u00e1nh gi\u00e1 thi\u1ebft k\u1ebf th\u1ea5u k\u00ednh m\u1edbi, h\u00e3y g\u1eedi cho ch\u00fang t\u00f4i b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u1ee5c ti\u00eau c\u1ee7a b\u1ea1n \u2014 ti\u00eau c\u1ef1, \u0111\u01b0\u1eddng k\u00ednh th\u1ea5u k\u00ednh, y\u00eau c\u1ea7u v\u1ec1 h\u00ecnh d\u1ea1ng b\u1ec1 m\u1eb7t, th\u00f4ng l\u01b0\u1ee3ng. Ch\u00fang t\u00f4i s\u1ebd g\u1eedi l\u1ea1i \u0111\u00e1nh gi\u00e1 kh\u1ea3 thi quy tr\u00ecnh trong v\u00f2ng 3 ng\u00e0y l\u00e0m vi\u1ec7c, bao g\u1ed3m \u01b0\u1edbc t\u00ednh th\u1eddi gian chu k\u1ef3 v\u00e0 d\u1ef1 b\u00e1o n\u0103ng su\u1ea5t d\u1ef1a tr\u00ean c\u00e1c c\u00e0i \u0111\u1eb7t t\u01b0\u01a1ng t\u1ef1.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>ZnSe focus lens manufacturing is the production of curved zinc selenide optics that converge a CO\u2082 laser beam to a precise focal point \u2014 typically inside a laser cutting head, marking system, or welding nozzle. Unlike flat windows, focus lenses have one or two curved surfaces that must hold tight tolerances on both surface figure [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":4969,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[857],"tags":[855,901,853],"class_list":["post-4968","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-by-material","tag-co2-laser-optics","tag-focus-lens","tag-znse"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/posts\/4968","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/comments?post=4968"}],"version-history":[{"count":0,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/posts\/4968\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/media\/4969"}],"wp:attachment":[{"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/media?parent=4968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/categories?post=4968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.opticalcutting.com\/vi\/wp-json\/wp\/v2\/tags?post=4968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}