{"id":298,"date":"2025-04-28T15:47:26","date_gmt":"2025-04-28T07:47:26","guid":{"rendered":"https:\/\/www.bihec.com\/knightoptical-ko\/?p=298"},"modified":"2025-04-28T15:47:26","modified_gmt":"2025-04-28T07:47:26","slug":"knight-optical%e4%bb%a3%e7%90%86wratten-%e5%bd%a9%e8%89%b2%e6%bb%a4%e5%85%89%e7%89%87fwp%e5%b8%a6%e9%80%9a%e5%9e%8b-%e9%95%bf%e9%80%9a%e5%9e%8b%e6%bb%a4%e5%85%89%e7%89%87","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/knightoptical-ko\/knight-optical%e4%bb%a3%e7%90%86wratten-%e5%bd%a9%e8%89%b2%e6%bb%a4%e5%85%89%e7%89%87fwp%e5%b8%a6%e9%80%9a%e5%9e%8b-%e9%95%bf%e9%80%9a%e5%9e%8b%e6%bb%a4%e5%85%89%e7%89%87\/","title":{"rendered":"Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP,\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247"},"content":{"rendered":"<p class=\"\" data-start=\"0\" data-end=\"50\"><a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/knight-optical\/\" title=\"View all posts in Knight optical\" target=\"_blank\">Knight optical<\/a>\u4ee3\u7406,<a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/wratten-%e5%bd%a9%e8%89%b2%e6%bb%a4%e5%85%89%e7%89%87fwp\/\" title=\"View all posts in Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP\" target=\"_blank\">Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP<\/a>,<a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/%e5%b8%a6%e9%80%9a%e5%9e%8b-%e9%95%bf%e9%80%9a%e5%9e%8b%e6%bb%a4%e5%85%89%e7%89%87\/\" title=\"View all posts in \u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247\" target=\"_blank\">\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247<\/a>,Wratten 2 \u6ee4\u5149\u7247\u6700\u521d\u662f\u4e3a\u6444\u5f71\u9886\u57df\u8bbe\u8ba1\u7684\uff0c\u4f46\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4ece\u5de5\u4e1a\u5236\u9020\u5230\u533b\u7597\u7b49\u6210\u50cf\u5e94\u7528\u4e2d\u3002<\/p>\n<p class=\"\" data-start=\"52\" data-end=\"61\"><strong>Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP\u53ef\u9009\u7c7b\u578b\u5305\u62ec<\/strong>\uff1a<\/p>\n<ul data-start=\"62\" data-end=\"169\" data-is-last-node=\"\" data-is-only-node=\"\">\n<li class=\"\" data-start=\"62\" data-end=\"116\">\n<p class=\"\" data-start=\"64\" data-end=\"116\">\u5e26\u901a\u578b Wratten \u5f69\u8272\u6ee4\u5149\u7247\uff08Bandpass Wratten Colour Filters\uff09<\/p>\n<\/li>\n<li class=\"\" data-start=\"117\" data-end=\"169\">\n<p class=\"\" data-start=\"119\" data-end=\"169\">\u957f\u901a\u578b Wratten \u5f69\u8272\u6ee4\u5149\u7247\uff08Longpass Wratten Colour Filters\uff09<\/p>\n<\/li>\n<\/ul>\n<div class=\"products products-table wrapper list products-list has-cursor-resize\"><strong>Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP\u89c4\u683c<\/strong>\uff1a<\/p>\n<div class=\"clone-head-table-wrap\">\n<table class=\"table table-striped table-condensed simple-product-table\">\n<thead>\n<tr>\n<td class=\"sortable  \" data-sort=\"sku\">Name<\/td>\n<td class=\"sortable  \">Type<\/td>\n<td class=\"sortable  \">Wavelength cut-on (nm)<\/td>\n<td class=\"sortable  \">CWL (nm)<\/td>\n<td class=\"sortable  \">Wavelength cut-off (nm)<\/td>\n<td class=\"sortable  \">Wratten No.<\/td>\n<td class=\"sortable  \">Length (mm)<\/td>\n<td class=\"sortable  \">Width (mm)<\/td>\n<td class=\"sortable  \">Thickness (mm)<\/td>\n<td class=\"sortable  \">Colour<\/td>\n<td class=\"sortable \" data-sort=\"price\"><\/td>\n<td><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>568FWP7575<\/td>\n<td><\/td>\n<td>568<\/td>\n<td><\/td>\n<td>2710<\/td>\n<td>22<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td><\/td>\n<td>Orange<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>622FWP7575<\/td>\n<td><\/td>\n<td>622<\/td>\n<td><\/td>\n<td>2714<\/td>\n<td>29<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td><\/td>\n<td>Tricolour Red<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>519FWP7575&nbsp;<\/td>\n<td>Longpass<\/td>\n<td>519<\/td>\n<td><\/td>\n<td>2696<\/td>\n<td>12<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>494FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>494<\/td>\n<td><\/td>\n<td>2698<\/td>\n<td>8<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>440FWP7575<u><\/u><\/td>\n<td>Bandpass<\/td>\n<td>414<\/td>\n<td>440<\/td>\n<td>480<\/td>\n<td>47<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Tricolour blue<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>430FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>430<\/td>\n<td><\/td>\n<td>2715<\/td>\n<td>2E<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow (UV Absorbing)<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>411FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>411<\/td>\n<td><\/td>\n<td>2697<\/td>\n<td>2B<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow (UV Absorbing)<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>852FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>852<\/td>\n<td><\/td>\n<td>2716<\/td>\n<td>87C<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Black (Absorbs Visible Passes IR up to 2500nm)<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>794FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>794<\/td>\n<td><\/td>\n<td>2714<\/td>\n<td>87<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Black (Absorbs Visible Passes IR up to 2500nm)<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>717FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>717<\/td>\n<td><\/td>\n<td>2718<\/td>\n<td>89B<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Black (Absorbs Visible Passes IR up to 2500nm)<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"clone-column-table-wrap\"><\/div>\n<\/div>\n<div class=\"toolbar toolbar-products\">\n<div class=\"pages\">\n<div class=\"products products-table wrapper list products-list has-cursor-resize\">\n<div class=\"clone-head-table-wrap\">\n<table class=\"table table-striped table-condensed simple-product-table\">\n<thead>\n<tr>\n<td class=\"sortable  \" data-sort=\"sku\">Name<\/td>\n<td class=\"sortable  \">Type<\/td>\n<td class=\"sortable  \">Wavelength cut-on (nm)<\/td>\n<td class=\"sortable  \">CWL (nm)<\/td>\n<td class=\"sortable  \">Wavelength cut-off (nm)<\/td>\n<td class=\"sortable  \">Wratten No.<\/td>\n<td class=\"sortable  \">Length (mm)<\/td>\n<td class=\"sortable  \">Width (mm)<\/td>\n<td class=\"sortable  \">Thickness (mm)<\/td>\n<td class=\"sortable  \">Colour<\/td>\n<td class=\"sortable \" data-sort=\"price\"><\/td>\n<td><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>600FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>600<\/td>\n<td><\/td>\n<td>2715<\/td>\n<td>25<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Tricolour Red<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>575FWP7575<u><\/u><\/td>\n<td>Bandpass<\/td>\n<td>562<\/td>\n<td>575<\/td>\n<td>595<\/td>\n<td>90<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Dark amber monochromat<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>547FWP7575<u><\/u><\/td>\n<td>Bandpass<\/td>\n<td>533<\/td>\n<td>547<\/td>\n<td>568<\/td>\n<td>99<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Dark green<\/td>\n<td class=\"request-btn\">\n<div class=\"price-box price-final_price\" data-role=\"priceBox\" data-product-id=\"648\" data-price-box=\"product-id-648\"><\/div>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>540FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>540<\/td>\n<td><\/td>\n<td>2712<\/td>\n<td>16<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow\/Orange<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>528FWP7575<u><\/u><\/td>\n<td>Longpass<\/td>\n<td>528<\/td>\n<td><\/td>\n<td>2694<\/td>\n<td>15<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Yellow<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>527FWP7575<u><\/u><\/td>\n<td>Bandpass<\/td>\n<td>501<\/td>\n<td>527<\/td>\n<td>561<\/td>\n<td>58<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Tricolour green<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>525FWP7575<u><\/u><\/td>\n<td>Bandpass<\/td>\n<td>501<\/td>\n<td>525<\/td>\n<td>553<\/td>\n<td>61<\/td>\n<td>75<\/td>\n<td>75<\/td>\n<td>0.1<\/td>\n<td>Narrow-cut tricolour green<\/td>\n<td class=\"request-btn\"><\/td>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"clone-head-table-wrap clone-column-head-table-wrap\"><\/div>\n<\/div>\n<div class=\"toolbar toolbar-products\">\n<div class=\"field limiter\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<p id=\"rmuXclJ\"><img loading=\"lazy\" class=\"alignnone  wp-image-299 \" src=\"https:\/\/www.bihec.com\/knightoptical-ko\/wp-content\/uploads\/sites\/2132\/2025\/04\/img_680f2e255d23e.png\" alt=\"\" width=\"455\" height=\"475\" srcset=\"https:\/\/www.bihec.com\/knightoptical-ko\/wp-content\/uploads\/sites\/2132\/2025\/04\/img_680f2e255d23e.png 744w, https:\/\/www.bihec.com\/knightoptical-ko\/wp-content\/uploads\/sites\/2132\/2025\/04\/img_680f2e255d23e-287x300.png 287w, https:\/\/www.bihec.com\/knightoptical-ko\/wp-content\/uploads\/sites\/2132\/2025\/04\/img_680f2e255d23e-500x522.png 500w\" sizes=\"(max-width: 455px) 100vw, 455px\" \/><\/p>\n<p>\u00a0<span id=\"sample-permalink\"><a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/?p=298&amp;preview=true\" target=\"wp-preview-298\" rel=\"noopener\">https:\/\/www.bihec.com\/knightoptical-ko\/<span id=\"editable-post-name\">Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP,\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247<\/span>\/<\/a><\/span><\/p>\n<p><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/1899844297261548935\">https:\/\/zhuanlan.zhihu.com\/p\/1899844297261548935<\/a><\/p>\n<br><div class=\"tagcloud\"><a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/knight-optical%e4%bb%a3%e7%90%86\/\" class=\"tag-cloud-link tag-link-0 tag-link-position-1\" style=\"font-size: 22pt;\" aria-label=\"knight optical\u4ee3\u7406 (14\u4e2a\u9879\u76ee)\">knight optical\u4ee3\u7406<\/a>\n<a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/wratten-%e5%bd%a9%e8%89%b2%e6%bb%a4%e5%85%89%e7%89%87fwp\/\" class=\"tag-cloud-link tag-link-1 tag-link-position-2\" style=\"font-size: 8pt;\" aria-label=\"Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP (1\u4e2a\u9879\u76ee)\">Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP<\/a>\n<a href=\"https:\/\/www.bihec.com\/knightoptical-ko\/tag\/%e5%b8%a6%e9%80%9a%e5%9e%8b-%e9%95%bf%e9%80%9a%e5%9e%8b%e6%bb%a4%e5%85%89%e7%89%87\/\" class=\"tag-cloud-link tag-link-2 tag-link-position-3\" style=\"font-size: 8pt;\" aria-label=\"\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247 (1\u4e2a\u9879\u76ee)\">\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247<\/a><\/div>","protected":false},"excerpt":{"rendered":"<p>Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP,\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247,Wratten 2 \u6ee4\u5149\u7247\u6700\u521d\u662f\u4e3a\u6444\u5f71\u9886\u57df\u8bbe\u8ba1\u7684\uff0c\u4f46\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4ece\u5de5\u4e1a\u5236\u9020\u5230\u533b\u7597\u7b49\u6210\u50cf\u5e94 <\/p>\n","protected":false},"author":27,"featured_media":299,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_vp_format_video_url":"","_vp_image_focal_point":[]},"categories":[41],"tags":[5,61,62],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v17.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP,\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247<\/title>\n<meta name=\"description\" content=\"Knight optical\u4ee3\u7406,Wratten \u5f69\u8272\u6ee4\u5149\u7247FWP,\u5e26\u901a\u578b\/\u957f\u901a\u578b\u6ee4\u5149\u7247,Wratten 2 \u6ee4\u5149\u7247\u6700\u521d\u662f\u4e3a\u6444\u5f71\u9886\u57df\u8bbe\u8ba1\u7684\uff0c\u4f46\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4ece\u5de5\u4e1a\u5236\u9020\u5230\u533b\u7597\u7b49\u6210\u50cf\u5e94\u7528\u4e2d\u3002\u6797\u7ecf\u7406:17717970703\uff08\u5fae\u4fe1\u540c\u53f7\uff09\" 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\u6ee4\u5149\u7247\u6700\u521d\u662f\u4e3a\u6444\u5f71\u9886\u57df\u8bbe\u8ba1\u7684\uff0c\u4f46\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u4ece\u5de5\u4e1a\u5236\u9020\u5230\u533b\u7597\u7b49\u6210\u50cf\u5e94\u7528\u4e2d\u3002\u6797\u7ecf\u7406:17717970703\uff08\u5fae\u4fe1\u540c\u53f7\uff09\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.bihec.com\/knightoptical-ko\/knight-optical\u4ee3\u7406wratten-\u5f69\u8272\u6ee4\u5149\u7247fwp\u5e26\u901a\u578b-\u957f\u901a\u578b\u6ee4\u5149\u7247\/\" \/>\n<meta property=\"og:site_name\" content=\"Knight Optical (UK) Ltd \u900f\u5c04\u7403 \u526a\u5207\u677f\u51c6\u76f4\u6d4b\u8bd5\u4eea \u5b54\u5f84\u548c\u8679\u819c\u5149\u9611 \u5206\u675f\u5668 \u6ee4\u5149\u7247 \u6fc0\u5149\u5149\u5b66\u5143\u4ef6 \u900f\u955c \u53cd\u5c04\u955c \u504f\u632f\u5143\u4ef6 \u7a97\u53e3\u7247\" \/>\n<meta property=\"article:published_time\" content=\"2025-04-28T07:47:26+00:00\" \/>\n<meta property=\"og:image\" 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