{"id":6214,"date":"2023-11-23T11:04:37","date_gmt":"2023-11-23T11:04:37","guid":{"rendered":"https:\/\/etaoptics.com\/?post_type=product&#038;p=6214"},"modified":"2023-11-23T11:04:37","modified_gmt":"2023-11-23T11:04:37","slug":"dcv061-uncoated-uv-quartz-double-concave-lenses-uv-fused-silica-d12-70mm","status":"publish","type":"product","link":"https:\/\/www.etaoptics.com\/fr\/product\/dcv061-uncoated-uv-quartz-double-concave-lenses-uv-fused-silica-d12-70mm\/","title":{"rendered":"DCV061, Uncoated UV Quartz Double-Concave Lenses, UV Fused Silica, D=12.70mm"},"content":{"rendered":"<div id=\"footable_parent_6215\"\n         class=\" footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui \">\n                <table data-ninja_table_instance=\"ninja_table_instance_0\" data-footable_id=\"6215\" data-filter-delay=\"1000\" aria-label=\"Parameters of DCV061\"            id=\"footable_6215\"\n           data-unique_identifier=\"ninja_table_unique_id_1737676220_6215\"\n           class=\" foo-table ninja_footable foo_table_6215 ninja_table_unique_id_1737676220_6215 ui table  nt_type_legacy_table selectable celled striped vertical_centered  footable-paging-right ninja_table_search_disabled ninja_table_pro\">\n                <colgroup>\n                            <col class=\"ninja_column_0 \">\n                            <col class=\"ninja_column_1 \">\n                            <col class=\"ninja_column_2 \">\n                            <col class=\"ninja_column_3 \">\n                            <col class=\"ninja_column_4 \">\n                            <col class=\"ninja_column_5 \">\n                            <col class=\"ninja_column_6 \">\n                            <col class=\"ninja_column_7 \">\n                            <col class=\"ninja_column_8 \">\n                    <\/colgroup>\n        <thead>\n<tr class=\"footable-header\">\n                                                                                                                                                        <th scope=\"col\"  class=\"ninja_column_0 ninja_clmn_nm_code \">Code<\/th><th scope=\"col\"  class=\"ninja_column_1 ninja_clmn_nm_material \">Material<\/th><th scope=\"col\"  class=\"ninja_column_2 ninja_clmn_nm_ar_coating \">AR Coating<\/th><th scope=\"col\"  class=\"ninja_column_3 ninja_clmn_nm_diameter \">Diameter-mm<\/th><th scope=\"col\"  class=\"ninja_column_4 ninja_clmn_nm_focal_length_efl \">EFL (mm)<\/th><th scope=\"col\"  class=\"ninja_column_5 ninja_clmn_nm_back_focal_length_bfl_mm \">BFL (mm)<\/th><th scope=\"col\"  class=\"ninja_column_6 ninja_clmn_nm_radius_of_curvature_r \">R1=R2 (mm)<\/th><th scope=\"col\"  class=\"ninja_column_7 ninja_clmn_nm_center_thickness_tc \">Tc (mm)<\/th><th scope=\"col\"  class=\"ninja_column_8 ninja_clmn_nm_edge_thickness_te \">Te (mm)<\/th><\/tr>\n<\/thead>\n<tbody>\n\n        <tr data-row_id=\"3506\" class=\"ninja_table_row_0 nt_row_id_3506\">\n            <td>DCV061-01<\/td><td>UV Fused Silica(Quartz)<\/td><td>Uncoated<\/td><td>\u03a612.7<\/td><td>-12.7<\/td><td>-13.366<\/td><td>-11.95<\/td><td>2.0<\/td><td>5.65<\/td>        <\/tr>\n            <tr data-row_id=\"3507\" class=\"ninja_table_row_1 nt_row_id_3507\">\n            <td>DCV061-02<\/td><td>UV Fused Silica(Quartz)<\/td><td>Uncoated<\/td><td>\u03a612.7<\/td><td>-15.0<\/td><td>-15.805<\/td><td>-14.12<\/td><td>2.4<\/td><td>5.42<\/td>        <\/tr>\n    <\/tbody><!--ninja_tobody_rendering_done-->\n    <\/table>\n    \n    \n    \n<\/div>\n\n\n\t<section class=\"section\" id=\"section_1658587607\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row align-middle\"  id=\"row-1402449271\">\n\n\n\t<div id=\"col-71850436\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<h3>Uncoated UV Quartz DCV Lenses<\/h3>\n<p>These Uncoated UV Quartz Double-Concave Lenses are manufactured using UV Fused Silica.<\/p>\n<p>UV Quartz has a wider spectral range than K9 optical glass (185nm-2100nm), has excellent transmittance in the ultraviolet band, has a lower refractive index, better uniformity, smaller thermal expansion coefficient, and has higher chemical resistance and very low fluorescence, can be used to make a variety of optical components.<\/p>\n<p>They are often used in image ultimate systems and finite conjugate imaging systems. The greater the conjugation ratio is, the greater the aberration appears.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1978004738\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner box-shadow-3\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1957668431\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"587\" height=\"356\" src=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV3.png\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV3.png 587w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV3-300x182.png 300w\" sizes=\"auto, (max-width: 587px) 100vw, 587px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_1957668431 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1658587607 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_940352275\">\n\t\t<div class=\"section-bg fill\" >\n\t\t\t\t\t\t\t\t\t\n\t\t\t\n\n\t\t<\/div>\n\n\t\t\n\n\t\t<div class=\"section-content relative\">\n\t\t\t\n\n<div class=\"row align-middle align-center\"  id=\"row-751693601\">\n\n\n\t<div id=\"col-1821752910\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_330345853\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner box-shadow-3 dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"885\" height=\"671\" src=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV-GLH.png\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV-GLH.png 885w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV-GLH-300x227.png 300w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV-GLH-768x582.png 768w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/DCV-GLH-600x455.png 600w\" sizes=\"auto, (max-width: 885px) 100vw, 885px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\n<style>\n#image_330345853 {\n  width: 100%;\n}\n<\/style>\n\t<\/div>\n\t\n\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1181962507\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<div class=\"row\"  id=\"row-2038466106\">\n\n\n\t<div id=\"col-1978699836\" class=\"col small-12 large-12\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Double-Concave Lenses are made of two concave surfaces with same radius, usually used in beam expansion applications, light projection, or focal length of expansion.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row\"  id=\"row-781060488\">\n\n\n\t<div id=\"col-46046583\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>Tc---------- Center Thickness<br \/>\nTe---------- Edge Thickness<br \/>\nR1---------- Radius<br \/>\nDia---------- Diameter<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1736259137\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>BFL ---------- Back Focal Length<br \/>\nEFL ---------- Effective Focal Length<br \/>\nH'-------------- Principal Point<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-751693601 > .col > .col-inner {\n  padding: 20px 0px 0px 0px;\n}\n<\/style>\n<\/div>\n<div class=\"row\"  id=\"row-1095764933\">\n\n\n\t<div id=\"col-1377131544\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><div id=\"footable_parent_2138\"\n         class=\" footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui \">\n                <table data-ninja_table_instance=\"ninja_table_instance_1\" data-footable_id=\"2138\" data-filter-delay=\"1000\" aria-label=\"Technical Specifications of Uncoated Plano-Convex Lenses-GLH-1\"            id=\"footable_2138\"\n           data-unique_identifier=\"ninja_table_unique_id_1003218333_2138\"\n           class=\" foo-table ninja_footable foo_table_2138 ninja_table_unique_id_1003218333_2138 ui table  nt_type_legacy_table selectable striped vertical_centered  footable-paging-right ninjatable_hide_header_row ninja_table_search_disabled ninja_table_pro\">\n                <colgroup>\n                            <col class=\"ninja_column_0 \">\n                            <col class=\"ninja_column_1 \">\n                    <\/colgroup>\n        <thead>\n<tr class=\"footable-header\">\n                                        <th scope=\"col\"  class=\"ninja_column_0 ninja_clmn_nm_1 \">1<\/th><th scope=\"col\"  class=\"ninja_column_1 ninja_clmn_nm_2 \">2<\/th><\/tr>\n<\/thead>\n<tbody>\n\n        <tr data-row_id=\"361\" class=\"ninja_table_row_0 nt_row_id_361\">\n            <td>Center Thickness Tolerance<\/td><td>\u00b10.2mm<\/td>        <\/tr>\n            <tr data-row_id=\"362\" class=\"ninja_table_row_1 nt_row_id_362\">\n            <td>Surface Irregular Accuracy<\/td><td>\u03bb\/4 @632.8nm<\/td>        <\/tr>\n            <tr data-row_id=\"363\" class=\"ninja_table_row_2 nt_row_id_363\">\n            <td>Centering Tolerance<\/td><td><3 arcmin<\/td>        <\/tr>\n            <tr data-row_id=\"364\" class=\"ninja_table_row_3 nt_row_id_364\">\n            <td>Bevelling<\/td><td><0.2\u00d745\u00b0<\/td>        <\/tr>\n    <\/tbody><!--ninja_tobody_rendering_done-->\n    <\/table>\n    \n    \n    \n<\/div>\n<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1443160150\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p><div id=\"footable_parent_2136\"\n         class=\" footable_parent ninja_table_wrapper loading_ninja_table wp_table_data_press_parent semantic_ui \">\n                <table data-ninja_table_instance=\"ninja_table_instance_2\" data-footable_id=\"2136\" data-filter-delay=\"1000\" aria-label=\"Technical Specifications of Uncoated Plano-Convex Lenses-GLH-2\"            id=\"footable_2136\"\n           data-unique_identifier=\"ninja_table_unique_id_1930892825_2136\"\n           class=\" foo-table ninja_footable foo_table_2136 ninja_table_unique_id_1930892825_2136 ui table  nt_type_legacy_table selectable striped vertical_centered  footable-paging-right ninjatable_hide_header_row ninja_table_search_disabled ninja_table_pro\">\n                <colgroup>\n                            <col class=\"ninja_column_0 \">\n                            <col class=\"ninja_column_1 \">\n                    <\/colgroup>\n        <thead>\n<tr class=\"footable-header\">\n                                        <th scope=\"col\"  class=\"ninja_column_0 ninja_clmn_nm_1 \">1<\/th><th scope=\"col\"  class=\"ninja_column_1 ninja_clmn_nm_2 \">2<\/th><\/tr>\n<\/thead>\n<tbody>\n\n        <tr data-row_id=\"345\" class=\"ninja_table_row_0 nt_row_id_345\">\n            <td>Design Wavelength<\/td><td>587.6nm<\/td>        <\/tr>\n            <tr data-row_id=\"346\" class=\"ninja_table_row_1 nt_row_id_346\">\n            <td>Focal Length Tolerance<\/td><td>\u00b12%<\/td>        <\/tr>\n            <tr data-row_id=\"347\" class=\"ninja_table_row_2 nt_row_id_347\">\n            <td>Diameter Tolerance<\/td><td>+0.0\/-0.1mm<\/td>        <\/tr>\n            <tr data-row_id=\"348\" class=\"ninja_table_row_3 nt_row_id_348\">\n            <td>Surface Quality<\/td><td>40\/20-60\/40<\/td>        <\/tr>\n    <\/tbody><!--ninja_tobody_rendering_done-->\n    <\/table>\n    \n    \n    \n<\/div>\n<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<div class=\"row align-middle\"  id=\"row-1961345973\">\n\n\n\t<div id=\"col-1468763057\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n<p>The focal length of the Double-concave lens is negative, which is the best choice for diverging convergent beam.<\/p>\n<p>Similar to Plano-concave lenses, Double-concave lenses can spread a parallel beam to the virtual focus, as in a Galilean beam expander.<\/p>\n<p>UV Fused Silica Double-Concave Lenses can also be coated with UV AR Coating @250-450nm.<br \/>\nAnti-reflection coating can reduce the reflectivity of each surface of the lens.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-1416812959\" class=\"col medium-6 small-12 large-6\"  >\n\t\t\t\t<div class=\"col-inner\"  >\n\t\t\t\n\t\t\t\n\n\t<div class=\"box has-hover   has-hover box-shadow-3 box-text-bottom\" >\n\n\t\t<div class=\"box-image\" >\n\t\t\t\t\t\t<div class=\"\" >\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"347\" height=\"201\" src=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/10\/01-uv.png\" class=\"attachment- size-\" alt=\"\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/10\/01-uv.png 347w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/10\/01-uv-300x174.png 300w\" sizes=\"auto, (max-width: 347px) 100vw, 347px\" \/>\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\t<div class=\"box-text text-center\" >\n\t\t\t<div class=\"box-text-inner\">\n\t\t\t\t\n\n<h4>UV AR Coating Ravg&lt;0.5% @250-400nm<\/h4>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_940352275 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n  background-color: rgba(248, 248, 248, 0.669);\n}\n<\/style>\n\t<\/section>\n\t\n","protected":false},"excerpt":{"rendered":"<ul>\n<li>DCV061, Uncoated UV Quartz Double-concave Lenses, made of UV Fused Silica.<\/li>\n<li>These Quartz Double-Concave Lens with a diameter of 12.7mm, have different focal lengths for you to choose from, f-12.70mm, f-15.00mm.<\/li>\n<\/ul>\n","protected":false},"featured_media":4257,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[37,41,75,119],"product_tag":[],"class_list":{"0":"post-6214","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-lenses","7":"product_cat-double-concave-dcv-lenses","8":"product_cat-uv-fused-silica-double-concave-lenses","9":"product_cat-uncoated-uv-fused-silica-double-concave-lenses","11":"first","12":"instock","13":"shipping-taxable","14":"purchasable","15":"product-type-variable"},"_links":{"self":[{"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product\/6214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/comments?post=6214"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/media\/4257"}],"wp:attachment":[{"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/media?parent=6214"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_brand?post=6214"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_cat?post=6214"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_tag?post=6214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}