{"id":17875,"date":"2020-05-10T14:02:53","date_gmt":"2020-05-10T12:02:53","guid":{"rendered":"https:\/\/www.opticalsolutions.it\/sapphire-en\/doppietti-acromatici\/"},"modified":"2020-07-15T21:41:53","modified_gmt":"2020-07-15T19:41:53","slug":"achromatic-doublet","status":"publish","type":"post","link":"https:\/\/www.opticalsolutions.it\/en\/optical-components-en\/acromatic-lens\/achromatic-doublet\/","title":{"rendered":"Achromatic doublet"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221; css=&#8221;.vc_custom_1588090724596{padding-top: 40px !important;padding-right: 5px !important;padding-bottom: 40px !important;padding-left: 5px !important;background-color: #ffffff !important;}&#8221; z_index=&#8221;&#8221;][vc_column width=&#8221;1\/2&#8243;]<div class=\"q_list circle\">\n\t<\/p>\n<ul>\n<li>Positive achromatic lens<\/li>\n<li>Negative achromatic lens<\/li>\n<\/ul>\n<p><\/div>[vc_empty_space height=&#8221;20px&#8221;][vc_column_text][\/vc_column_text][\/vc_column][vc_column width=&#8221;1\/2&#8243;][vc_single_image image=&#8221;17664&#8243; img_size=&#8221;full&#8221; alignment=&#8221;center&#8221; style=&#8221;vc_box_outline&#8221; onclick=&#8221;link_image&#8221; qode_css_animation=&#8221;&#8221;][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_column_text]\n<table id=\"tablepress-154\" class=\"tablepress tablepress-id-154\">\n<thead>\n<tr class=\"row-1\">\n\t<th colspan=\"2\" class=\"column-1\">Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">Design wavelength<\/td><td class=\"column-2\">on request<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">Diameter tolerance<\/td><td class=\"column-2\">+0.0\/-0.2mm (general)<br \/>\n+0.0\/-0.02mm (high precision)<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">Paraxial focal length tollerance <\/td><td class=\"column-2\">\u00b12% better on request<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">Centration<br \/>\n<\/td><td class=\"column-2\"><3'<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">Clear aperture<\/td><td class=\"column-2\">>80% (Small size)    -   >95% (Large size)<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">Surface figure<\/td><td class=\"column-2\">\u03bb\/4 <\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">Irregularity<\/td><td class=\"column-2\">\u03bb\/4 (general)<br \/>\n\u03bb\/10 (high precision)<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">Surface quality S\/D<\/td><td class=\"column-2\">60-40 (general)<br \/>\n10-5 (high precision)<br \/>\n<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">Bevel<\/td><td class=\"column-2\"><0.25mm*45\u00b0<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">Coating<\/td><td class=\"column-2\">Uncoated, AR, HR, PR, others on request<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-154 from cache -->[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_column_text]<\/p>\n<h3>Positive achromatic doublet<\/h3>\n<p>[\/vc_column_text][vc_separator type=&#8221;small&#8221; position=&#8221;left&#8221; color=&#8221;#da2c5c&#8221; thickness=&#8221;6px&#8221; width=&#8221;40px&#8221; up=&#8221;16&#8243; down=&#8221;16&#8243;][vc_column_text]\n<table id=\"tablepress-152\" class=\"tablepress tablepress-id-152\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Diameter (mm)<\/th><th class=\"column-2\">Focal length (mm)<\/th><th class=\"column-3\">Central thickness (mm)<\/th><th class=\"column-4\">Edge thickness (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">6.00<\/td><td class=\"column-2\">10<\/td><td class=\"column-3\">4.20<\/td><td class=\"column-4\">3.00<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">6.00<\/td><td class=\"column-2\">20<\/td><td class=\"column-3\">3.10<\/td><td class=\"column-4\">2.50<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">6.00<\/td><td class=\"column-2\">30<\/td><td class=\"column-3\">2.80<\/td><td class=\"column-4\">2.40<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">10.00<\/td><td class=\"column-2\">20<\/td><td class=\"column-3\">8.50<\/td><td class=\"column-4\">5.40<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">10.00<\/td><td class=\"column-2\">30<\/td><td class=\"column-3\">6.70<\/td><td class=\"column-4\">4.60<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">12.70<\/td><td class=\"column-2\">15<\/td><td class=\"column-3\">8.50<\/td><td class=\"column-4\">5.74<\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\">12.70<\/td><td class=\"column-2\">50<\/td><td class=\"column-3\">4.30<\/td><td class=\"column-4\">3.30<\/td>\n<\/tr>\n<tr class=\"row-9\">\n\t<td class=\"column-1\">12.70<\/td><td class=\"column-2\">75<\/td><td class=\"column-3\">3.80<\/td><td class=\"column-4\">3.10<\/td>\n<\/tr>\n<tr class=\"row-10\">\n\t<td class=\"column-1\">20.00<\/td><td class=\"column-2\">40<\/td><td class=\"column-3\">8.50<\/td><td class=\"column-4\">5.40<\/td>\n<\/tr>\n<tr class=\"row-11\">\n\t<td class=\"column-1\">20.00<\/td><td class=\"column-2\">60<\/td><td class=\"column-3\">6.70<\/td><td class=\"column-4\">4.60<\/td>\n<\/tr>\n<tr class=\"row-12\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">30<\/td><td class=\"column-3\">14.80<\/td><td class=\"column-4\">9.88<\/td>\n<\/tr>\n<tr class=\"row-13\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">40<\/td><td class=\"column-3\">12.00<\/td><td class=\"column-4\">8.42<\/td>\n<\/tr>\n<tr class=\"row-14\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">60<\/td><td class=\"column-3\">11.40<\/td><td class=\"column-4\">8.86<\/td>\n<\/tr>\n<tr class=\"row-15\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">75<\/td><td class=\"column-3\">9.50<\/td><td class=\"column-4\">6.89<\/td>\n<\/tr>\n<tr class=\"row-16\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">100<\/td><td class=\"column-3\">7.70<\/td><td class=\"column-4\">5.70<\/td>\n<\/tr>\n<tr class=\"row-17\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">125<\/td><td class=\"column-3\">8.40<\/td><td class=\"column-4\">6.85<\/td>\n<\/tr>\n<tr class=\"row-18\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">150<\/td><td class=\"column-3\">6.50<\/td><td class=\"column-4\">5.20<\/td>\n<\/tr>\n<tr class=\"row-19\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">175<\/td><td class=\"column-3\">9.00<\/td><td class=\"column-4\">7.89<\/td>\n<\/tr>\n<tr class=\"row-20\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">200<\/td><td class=\"column-3\">6.10<\/td><td class=\"column-4\">5.10<\/td>\n<\/tr>\n<tr class=\"row-21\">\n\t<td class=\"column-1\">30.00<\/td><td class=\"column-2\">50<\/td><td class=\"column-3\">13.50<\/td><td class=\"column-4\">7.70<\/td>\n<\/tr>\n<tr class=\"row-22\">\n\t<td class=\"column-1\">30.00<\/td><td class=\"column-2\">75<\/td><td class=\"column-3\">9.90<\/td><td class=\"column-4\">6.20<\/td>\n<\/tr>\n<tr class=\"row-23\">\n\t<td class=\"column-1\">30.00<\/td><td class=\"column-2\">90<\/td><td class=\"column-3\">8.80<\/td><td class=\"column-4\">5.80<\/td>\n<\/tr>\n<tr class=\"row-24\">\n\t<td class=\"column-1\">38.10<\/td><td class=\"column-2\">150<\/td><td class=\"column-3\">10.30<\/td><td class=\"column-4\">7.40<\/td>\n<\/tr>\n<tr class=\"row-25\">\n\t<td class=\"column-1\">38.10<\/td><td class=\"column-2\">300<\/td><td class=\"column-3\">8.00<\/td><td class=\"column-4\">6.50<\/td>\n<\/tr>\n<tr class=\"row-26\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">120<\/td><td class=\"column-3\">12.10<\/td><td class=\"column-4\">8.10<\/td>\n<\/tr>\n<tr class=\"row-27\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">250<\/td><td class=\"column-3\">8.60<\/td><td class=\"column-4\">6.70<\/td>\n<\/tr>\n<tr class=\"row-28\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">100<\/td><td class=\"column-3\">18.00<\/td><td class=\"column-4\">12.44<\/td>\n<\/tr>\n<tr class=\"row-29\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">150<\/td><td class=\"column-3\">13.50<\/td><td class=\"column-4\">8.94<\/td>\n<\/tr>\n<tr class=\"row-30\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">200<\/td><td class=\"column-3\">12.50<\/td><td class=\"column-4\">8.99<\/td>\n<\/tr>\n<tr class=\"row-31\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">400<\/td><td class=\"column-3\">9.70<\/td><td class=\"column-4\">7.80<\/td>\n<\/tr>\n<tr class=\"row-32\">\n\t<td class=\"column-1\">40.00<\/td><td class=\"column-2\">500<\/td><td class=\"column-3\">9.00<\/td><td class=\"column-4\">7.50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-152 from cache -->[\/vc_column_text][vc_empty_space][\/vc_column][\/vc_row][vc_row css_animation=&#8221;&#8221; row_type=&#8221;row&#8221; use_row_as_full_screen_section=&#8221;no&#8221; type=&#8221;full_width&#8221; angled_section=&#8221;no&#8221; text_align=&#8221;left&#8221; background_image_as_pattern=&#8221;without_pattern&#8221;][vc_column][vc_column_text]<\/p>\n<h3>Negative achromatic doublet<\/h3>\n<p>[\/vc_column_text][vc_separator type=&#8221;small&#8221; position=&#8221;left&#8221; color=&#8221;#da2c5c&#8221; thickness=&#8221;6px&#8221; width=&#8221;40px&#8221; up=&#8221;16&#8243; down=&#8221;16&#8243;][vc_column_text]\n<table id=\"tablepress-153\" class=\"tablepress tablepress-id-153\">\n<thead>\n<tr class=\"row-1\">\n\t<th class=\"column-1\">Diameter (mm)<\/th><th class=\"column-2\">Focal length (mm)<\/th><th class=\"column-3\">Central thickness (mm)<\/th><th class=\"column-4\">Edge thickness (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-2\">\n\t<td class=\"column-1\">25.40<br \/>\n<\/td><td class=\"column-2\">-30<\/td><td class=\"column-3\">12.00<\/td><td class=\"column-4\">16.71<\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">-40<\/td><td class=\"column-3\">8.50<\/td><td class=\"column-4\">11.97<\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">-50<\/td><td class=\"column-3\">6.60<\/td><td class=\"column-4\">9.32<\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">-75<\/td><td class=\"column-3\">6.60<\/td><td class=\"column-4\">9.13<\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">-100<\/td><td class=\"column-3\">4.60<\/td><td class=\"column-4\">5.95<\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\">25.40<\/td><td class=\"column-2\">-150<\/td><td class=\"column-3\">6.60<\/td><td class=\"column-4\">7.87<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-153 from cache -->[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Filters that cut off as much as possible of the wavelength light shorter than a specific wavelength, while transmitting as<\/p>\n","protected":false},"author":2,"featured_media":17876,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[369],"tags":[],"class_list":["post-17875","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-acromatic-lens"],"_links":{"self":[{"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/posts\/17875","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/comments?post=17875"}],"version-history":[{"count":3,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/posts\/17875\/revisions"}],"predecessor-version":[{"id":18822,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/posts\/17875\/revisions\/18822"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/media\/17876"}],"wp:attachment":[{"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/media?parent=17875"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/categories?post=17875"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.opticalsolutions.it\/en\/wp-json\/wp\/v2\/tags?post=17875"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}