{"id":577,"date":"2020-10-15T06:02:37","date_gmt":"2020-10-15T06:02:37","guid":{"rendered":"http:\/\/www.shalomeo.com\/blog\/?p=577"},"modified":"2020-10-15T06:02:37","modified_gmt":"2020-10-15T06:02:37","slug":"germaniumge-windows-for-thermal-imaging","status":"publish","type":"post","link":"https:\/\/www.shalomeo.com\/blog\/germaniumge-windows-for-thermal-imaging\/577.html","title":{"rendered":"Germanium(Ge) Windows for thermal imaging"},"content":{"rendered":"<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-578\" src=\"http:\/\/www.shalomeo.com\/blog\/wp-content\/uploads\/2020\/10\/GermaniumGe-Windows-01-300x214.png\" alt=\"\" width=\"300\" height=\"214\" srcset=\"https:\/\/www.shalomeo.com\/blog\/wp-content\/uploads\/2020\/10\/GermaniumGe-Windows-01-300x214.png 300w, https:\/\/www.shalomeo.com\/blog\/wp-content\/uploads\/2020\/10\/GermaniumGe-Windows-01.png 350w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong><b>Germanium(Ge) Windows for thermal imaging<\/b><\/strong><\/p>\n<ul>\n<li><b> <\/b><strong><b>Wide wavelength range of 2-14 \u03bcm <\/b><\/strong><\/li>\n<li><b> <\/b><strong><b>Various types of coating available<\/b><\/strong><\/li>\n<\/ul>\n<p><a href=\"http:\/\/www.shalomeo.com\/category\/ir-windows-6.html\"><strong><b>Germanium windows<\/b><\/strong>\u00a0<\/a>are ideal for IR applications with its broad transmission range and opacity in the visible portion of the spectrum. Germanium is commonly used in IR imaging systems typically operating in the 2 \u00b5m to 14 \u00b5m spectral range, covers the LWIR (8-12\u03bcm) and MWIR (3-5\u03bcm) <strong><b>thermal imaging <\/b><\/strong>wavelength range. Germanium can be AR coated with Diamond producing an extremely tough front optic. Germanium is more rugged than other IR materials, but caution should be taken for high temperature applications where the material will become opaque in the IR realm as the temperature rises.<\/p>\n<p><strong><b>Features<\/b><\/strong><\/p>\n<ul>\n<li>Diameter range: ~ 300mm;<\/li>\n<li>Various types of coating:<\/li>\n<\/ul>\n<p>AR\/AR@7-14um;<br \/>\nDLC (diamond or hard carbon coating)\/AR@7-14um;<br \/>\nBBAR\/BBAR@3-12um;<br \/>\nCustomized coating;<\/p>\n<table border=\"1\" width=\"468\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td colspan=\"2\" align=\"center\" valign=\"center\"><strong>Specifications<\/strong><\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Materials<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">Optical grade germanium single crystals<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Aperture<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">&gt;90%<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Dimension Tolerance<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">+0.0\/-0.2mm<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Thickness Tolerance<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">+\/-0.2mm<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Surface Quality<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">80\/50 S\/D<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Parallelism<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">1 arc minute<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Chamfer<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">0.3-0.5mmx45degree<\/td>\n<\/tr>\n<tr>\n<td align=\"center\" valign=\"center\" width=\"122\">Coating<\/td>\n<td align=\"center\" valign=\"center\" width=\"406\">AR\/AR@7-14\u03bcm<br \/>\nDLC\/AR@7-14\u03bcm<br \/>\nBBAR\/BBAR@3-12\u03bcm<br \/>\nSee the curves below<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Germanium(Ge) Windows for thermal imaging Wide wav &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[201,202,203,126],"_links":{"self":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts\/577"}],"collection":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/comments?post=577"}],"version-history":[{"count":0,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts\/577\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/media?parent=577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/categories?post=577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/tags?post=577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}