{"id":6927,"date":"2024-02-23T10:13:34","date_gmt":"2024-02-23T10:13:34","guid":{"rendered":"https:\/\/etaoptics.com\/?post_type=product&#038;p=6927"},"modified":"2024-02-23T10:17:33","modified_gmt":"2024-02-23T10:17:33","slug":"dcx163-calcium-fluoride-double-convex-lenses-ir-coated-3-5um-caf2-single-crystal-d12-70mm","status":"publish","type":"product","link":"https:\/\/www.etaoptics.com\/fr\/product\/dcx163-calcium-fluoride-double-convex-lenses-ir-coated-3-5um-caf2-single-crystal-d12-70mm\/","title":{"rendered":"DCX163, Calcium Fluoride Double-Convex Lenses, IR Coated @3-5um CaF2 Single Crystal, D=12.70mm"},"content":{"rendered":"<div id=\"footable_parent_6931\"\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=\"6931\" data-filter-delay=\"1000\" aria-label=\"Parameters of DCX163\"            id=\"footable_6931\"\n           data-unique_identifier=\"ninja_table_unique_id_2042400934_6931\"\n           class=\" foo-table ninja_footable foo_table_6931 ninja_table_unique_id_2042400934_6931 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 \">D-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 \">BFL-mm<\/th><th scope=\"col\"  class=\"ninja_column_6 ninja_clmn_nm_radius_mm \">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=\"4052\" class=\"ninja_table_row_0 nt_row_id_4052\">\n            <td>DCX163-01<\/td><td>Calcium Fluoride (CaF2 Single Crystal) <\/td><td>3-5 um<\/td><td>\u042412.7<\/td><td>15.0<\/td><td>12.9<\/td><td>12.1<\/td><td>5.6<\/td><td>2.0<\/td>        <\/tr>\n            <tr data-row_id=\"4053\" class=\"ninja_table_row_1 nt_row_id_4053\">\n            <td>DCX163-02<\/td><td>Calcium Fluoride (CaF2 Single Crystal) <\/td><td>3-5 um<\/td><td>\u042412.7<\/td><td>20.0<\/td><td>18.4<\/td><td>16.6<\/td><td>4.6<\/td><td>2.0<\/td>        <\/tr>\n            <tr data-row_id=\"4054\" class=\"ninja_table_row_2 nt_row_id_4054\">\n            <td>DCX163-03<\/td><td>Calcium Fluoride (CaF2 Single Crystal) <\/td><td>3-5 um<\/td><td>\u042412.7<\/td><td>40.0<\/td><td>38.9<\/td><td>34.2<\/td><td>3.2<\/td><td>2.0<\/td>        <\/tr>\n    <\/tbody><!--ninja_tobody_rendering_done-->\n    <\/table>\n    \n    \n    \n<\/div>\n\n\n\t<section class=\"section\" id=\"section_626180060\">\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-906100015\">\n\n\n\t<div id=\"col-717067255\" 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>IR Coated CaF\u2082 Double-Convex Lenses<\/h3>\n<p>These IR Coated Calcium Fluoride Double-Convex (DCX) Lenses are characterized by a positive focal length and consists of two convex surfaces of equal radius, and made from CaF2 Single Crystal, and coated with Infrared Coating @3-5um.<\/p>\n<p>Silicon (Si), Zinc Selenide (ZnSe), or Germanium (Ge) substrates are well-suited for Infrared (IR) applications, while fused silica is appropriate for Ultraviolet (UV) applications.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\t<div id=\"col-73377608\" 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_488570406\">\n\t\t\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"648\" height=\"458\" src=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx3.jpg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx3.jpg 648w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx3-300x212.jpg 300w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx3-600x424.jpg 600w\" sizes=\"auto, (max-width: 648px) 100vw, 648px\" \/>\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_488570406 {\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_626180060 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n\n\t<section class=\"section\" id=\"section_1647419507\">\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-56929910\">\n\n\n\t<div id=\"col-1902384514\" 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_761020286\">\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=\"937\" height=\"660\" src=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx1.png\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx1.png 937w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx1-300x211.png 300w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx1-768x541.png 768w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/09\/dcx1-600x423.png 600w\" sizes=\"auto, (max-width: 937px) 100vw, 937px\" \/>\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_761020286 {\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-768421134\" 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-730825478\">\n\n\n\t<div id=\"col-750297863\" 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-1626897489\" 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 \/>\nf'--------- Focus<br \/>\nH'-------- Principal Point<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n<\/div>\n<p>The Focal Length of each lens can be calculated using the simplified thick lens formula:<\/p>\n<p>f=(R1\u00d7R2)\/(n-1)\u00d7(R2-R1)<\/p>\n<p>Where n is the refractive index and R is the radius of curvature of the lens surface.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<style>\n#row-56929910 > .col > .col-inner {\n  padding: 20px 0px 0px 0px;\n}\n<\/style>\n<\/div>\n<div class=\"row\"  id=\"row-526976025\">\n\n\n\t<div id=\"col-1078929531\" 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_6905\"\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=\"6905\" data-filter-delay=\"1000\" aria-label=\"Technical Specifications of Uncoated Double-Convex Lenses-CaF2\"            id=\"footable_6905\"\n           data-unique_identifier=\"ninja_table_unique_id_819074666_6905\"\n           class=\" foo-table ninja_footable foo_table_6905 ninja_table_unique_id_819074666_6905 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=\"4028\" class=\"ninja_table_row_0 nt_row_id_4028\">\n            <td>Center Thickness Tolerance<\/td><td>\u00b10.1mm<\/td>        <\/tr>\n            <tr data-row_id=\"4029\" class=\"ninja_table_row_1 nt_row_id_4029\">\n            <td>Surface Irregular Accuracy<\/td><td>--<\/td>        <\/tr>\n            <tr data-row_id=\"4030\" class=\"ninja_table_row_2 nt_row_id_4030\">\n            <td>Centering Tolerance<\/td><td><3 arcmin<\/td>        <\/tr>\n            <tr data-row_id=\"4031\" class=\"ninja_table_row_3 nt_row_id_4031\">\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-940034588\" 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_6906\"\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=\"6906\" data-filter-delay=\"1000\" aria-label=\"Technical Specifications of Uncoated Double-Convex Lenses-CaF2-2\"            id=\"footable_6906\"\n           data-unique_identifier=\"ninja_table_unique_id_1714263203_6906\"\n           class=\" foo-table ninja_footable foo_table_6906 ninja_table_unique_id_1714263203_6906 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=\"4032\" class=\"ninja_table_row_0 nt_row_id_4032\">\n            <td>Design Wavelength<\/td><td>587.6nm<\/td>        <\/tr>\n            <tr data-row_id=\"4033\" class=\"ninja_table_row_1 nt_row_id_4033\">\n            <td>Focal Length Tolerance<\/td><td>\u00b11%<\/td>        <\/tr>\n            <tr data-row_id=\"4034\" class=\"ninja_table_row_2 nt_row_id_4034\">\n            <td>Diameter Tolerance<\/td><td>+0.0\/-0.1mm<\/td>        <\/tr>\n            <tr data-row_id=\"4035\" class=\"ninja_table_row_3 nt_row_id_4035\">\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-303197724\">\n\n\n\t<div id=\"col-1298437419\" 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-Convex Lenses are commonly used in many finite imaging applications. This type of lens is best used when the object and image are on either side of the lens and the ratio of the distance to the object (conjugate ratio) is between 0.2 and 5.<\/p>\n\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\n\t\n\n\n<\/div>\n\n\t\t<\/div>\n\n\t\t\n<style>\n#section_1647419507 {\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\n\t<section class=\"section\" id=\"section_82056138\">\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-706862331\">\n\n\n\t<div id=\"col-1098764682\" 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>IR Coated CaF2 Single Crystal(Calcium Fluoride) Double-Convex Lenses can also b can also be uncoated.<\/p>\n<p>Anti-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-508857156\" 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-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\/12\/IR-AR-COATING-3-5um.png\" class=\"attachment- size-\" alt=\"IR-AR-COATING-3-5um\" srcset=\"https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/12\/IR-AR-COATING-3-5um.png 347w, https:\/\/www.etaoptics.com\/wp-content\/uploads\/2023\/12\/IR-AR-COATING-3-5um-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>IR AR-Coating Ravg&lt;1.5%@3-5um<\/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_82056138 {\n  padding-top: 30px;\n  padding-bottom: 30px;\n}\n<\/style>\n\t<\/section>\n\t\n","protected":false},"excerpt":{"rendered":"<ul>\n<li>DCX163, Calcium Fluoride Double-Convex Lenses, IR AR Coated @3-5um CaF2 Single Crystal Focus Lenses.<\/li>\n<li>These IR AR Coated CaF2 Single Crystal Lenses with a diameter of 12.70mm, have different focal lengths for you to choose from, f10.00mm, f20.00mm, and f40.00mm.<\/li>\n<\/ul>\n","protected":false},"featured_media":6915,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[37,39,60,137],"product_tag":[],"class_list":{"0":"post-6927","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-lenses","7":"product_cat-double-convex-dcx-lenses","8":"product_cat-calcium-fluoride-caf2-double-convex-lenses","9":"product_cat-ir-coated-3-5um","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\/6927","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=6927"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/media\/6915"}],"wp:attachment":[{"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/media?parent=6927"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_brand?post=6927"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_cat?post=6927"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.etaoptics.com\/fr\/wp-json\/wp\/v2\/product_tag?post=6927"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}