{"id":2823,"date":"2020-07-06T14:35:18","date_gmt":"2020-07-06T13:35:18","guid":{"rendered":"https:\/\/piseo.fr\/?p=2823"},"modified":"2023-09-15T12:57:55","modified_gmt":"2023-09-15T11:57:55","slug":"development-of-freeform-optics","status":"publish","type":"post","link":"https:\/\/piseo.fr\/en\/optical-consulting-engineering-posts\/our-projects\/development-of-freeform-optics\/","title":{"rendered":"Development of freeform optics"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">At the request of <a aria-label=\"undefined (s\u2019ouvre dans un nouvel onglet)\" href=\"https:\/\/www.flux-lighting.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">WE-<\/a><a href=\"https:\/\/www.we-ef.com\/fr\" target=\"_blank\" rel=\"noreferrer noopener\">EF<\/a>, PIS\u00c9O has designed and developed a specific silicone lens incorporating silicone freeform surfaces. The advantage of freeform lenses is that they allow excellent control of the luminous flux.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-980x1024.jpg\" alt=\"Optic freeform \" class=\"wp-image-3259\" style=\"width:380px;height:397px\" width=\"380\" height=\"397\" srcset=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-980x1024.jpg 980w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-287x300.jpg 287w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-768x803.jpg 768w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-1470x1536.jpg 1470w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-150x157.jpg 150w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-300x313.jpg 300w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-600x627.jpg 600w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-696x727.jpg 696w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-1392x1455.jpg 1392w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-1068x1116.jpg 1068w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-1200x1254.jpg 1200w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111-86x90.jpg 86w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/optique-freeform-rotated-e1594630064111.jpg 1512w\" sizes=\"auto, (max-width: 380px) 100vw, 380px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">In public lighting, it is possible to optimize the distribution of the illumination on the ground in order to space the luminaires as much as possible while guaranteeing excellent uniformity. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Freeform lenses are also very useful in automotive lighting or imaging to miniaturize the systems.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To develop a brand new freeform optic to be used with CoB light sources of different dimensions.<\/p>\n\n\n\n<details class=\"wp-block-stackable-accordion stk-block-accordion stk-inner-blocks stk-block-content stk-block stk-df657c1 is-style-plain\" data-block-id=\"df657c1\"><style>.stk-df657c1{border-style:solid !important;border-color:#dfdad1 !important;border-top-width:0px !important;border-right-width:0px !important;border-bottom-width:1px !important;border-left-width:0px !important;padding-bottom:24px !important}<\/style>\n<summary class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-08465c4 stk--container-small stk-block-accordion__heading\" data-v=\"4\" data-block-id=\"08465c4\"><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-08465c4-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-08465c4-inner-blocks\">\n<div class=\"wp-block-stackable-icon-label stk-block-icon-label stk-block stk-de1325c\" data-block-id=\"de1325c\"><div class=\"stk-row stk-inner-blocks stk-block-content\">\n<div class=\"wp-block-stackable-heading stk-block-heading stk-block-heading--v2 stk-block stk-ecb53b5\" id=\"optical-design-of-freeform-optics\" data-block-id=\"ecb53b5\"><h2 class=\"stk-block-heading__text\">Optical design of freeform optics<\/h2><\/div>\n\n\n\n<div class=\"wp-block-stackable-icon stk-block-icon stk-block stk-818a271\" data-block-id=\"818a271\"><span class=\"stk--svg-wrapper\"><div class=\"stk--inner-svg\"><svg style=\"height:0;width:0\"><defs><linearGradient id=\"linear-gradient-818a271\" x1=\"0\" x2=\"100%\" y1=\"0\" y2=\"0\"><stop offset=\"0%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-818-a-271-color-1)\"><\/stop><stop offset=\"100%\" style=\"stop-opacity:1;stop-color:var(--linear-gradient-818-a-271-color-2)\"><\/stop><\/linearGradient><\/defs><\/svg><svg data-prefix=\"fas\" data-icon=\"chevron-down\" class=\"svg-inline--fa fa-chevron-down fa-w-14\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 448 512\" aria-hidden=\"true\" width=\"32\" height=\"32\"><path fill=\"currentColor\" d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div><\/span><\/div>\n<\/div><\/div>\n<\/div><\/div><\/summary>\n\n\n\n<div class=\"wp-block-stackable-column stk-block-column stk-column stk-block stk-7aaf31b stk-block-accordion__content\" data-v=\"4\" data-block-id=\"7aaf31b\"><style>.stk-7aaf31b-container{padding-top:0px !important;padding-right:0px !important;padding-bottom:0px !important;padding-left:0px !important}<\/style><div class=\"stk-column-wrapper stk-block-column__content stk-container stk-7aaf31b-container stk--no-background stk--no-padding\"><div class=\"stk-block-content stk-inner-blocks stk-7aaf31b-inner-blocks\">\n<ul class=\"wp-block-list\">\n<li>Specification of the application requirements (illumination level, uniformity, LOR, cost).<\/li>\n\n\n\n<li>Surface design (freeform) with Rhino3D.<\/li>\n\n\n\n<li>Simulation by use of LightTools.<\/li>\n\n\n\n<li><a href=\"https:\/\/piseo.fr\/en\/optical-consulting-engineering-posts\/our-technical-means\/optical-design-and-simulation-tools\/\">Optical design<\/a> with LightTools et delivery of 3D model.<\/li>\n\n\n\n<li>Lens manufacturer proposal (eastern Europe).<\/li>\n\n\n\n<li>Industrialization support.<\/li>\n\n\n\n<li>First-Off-Tool samples evaluation by use of goniophotometry.<\/li>\n\n\n\n<li>Product qualification by use of PIS\u00c9O\u2019s LMT goniophotometer (final ies files).<\/li>\n<\/ul>\n<\/div><\/div><\/div>\n<\/details>\n\n\n\n<ul class=\"wp-block-list\">\n<li><\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/summed-illuminance.jpg\" alt=\"Summed illuminance\" class=\"wp-image-2824\" style=\"width:380px;height:185px\" width=\"380\" height=\"185\" srcset=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/summed-illuminance.jpg 379w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/summed-illuminance-300x146.jpg 300w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/summed-illuminance-185x90.jpg 185w\" sizes=\"auto, (max-width: 380px) 100vw, 380px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"279\" height=\"371\" src=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-optical-measurement.jpg\" alt=\"\" class=\"wp-image-2827\" srcset=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-optical-measurement.jpg 279w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-optical-measurement-226x300.jpg 226w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-optical-measurement-150x200.jpg 150w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-optical-measurement-68x90.jpg 68w\" sizes=\"auto, (max-width: 279px) 100vw, 279px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-silicone-lens.jpg\" alt=\"\" class=\"wp-image-2826\" style=\"width:279px\" width=\"279\" srcset=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-silicone-lens.jpg 278w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-silicone-lens-225x300.jpg 225w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-silicone-lens-150x200.jpg 150w, https:\/\/piseo.fr\/wp-content\/uploads\/2020\/07\/freeform-silicone-lens-67x90.jpg 67w\" sizes=\"(max-width: 278px) 100vw, 278px\" \/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>At the request of WE-EF, PIS\u00c9O has designed and developed a specific silicone lens incorporating silicone freeform surfaces. The advantage of freeform lenses is that they allow excellent control of the luminous flux. In public lighting, it is possible to optimize the distribution of the illumination on the ground in order to space the luminaires [&hellip;]<\/p>\n","protected":false},"author":171492485,"featured_media":20766,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","footnotes":""},"categories":[7010,7009,7007],"tags":[],"class_list":["post-2823","post","type-post","status-publish","format-standard","has-post-thumbnail","category-lighting-posts","category-markets-posts","category-our-projects"],"featured_image_src":"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled.jpg","author_info":{"display_name":"piseophotonics","author_link":"https:\/\/piseo.fr\/en\/author\/piseophotonics\/"},"featured_image_urls_v2":{"full":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled.jpg",2560,1661,false],"thumbnail":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-150x150.jpg",150,150,true],"medium":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-300x195.jpg",300,195,true],"medium_large":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-768x498.jpg",696,451,true],"large":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1024x664.jpg",696,451,true],"1536x1536":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1536x997.jpg",1536,997,true],"2048x2048":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-2048x1329.jpg",2048,1329,true],"td_150x0":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-150x97.jpg",150,97,true],"td_150x0_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-300x195.jpg",300,195,true],"td_218x150":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-218x150.jpg",218,150,true],"td_218x150_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-436x300.jpg",436,300,true],"td_300x0":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-300x195.jpg",300,195,true],"td_300x0_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-600x389.jpg",600,389,true],"td_324x400":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-324x400.jpg",324,400,true],"td_324x400_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-648x800.jpg",648,800,true],"td_485x360":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-485x360.jpg",485,360,true],"td_485x360_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-970x720.jpg",970,720,true],"td_696x0":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-696x452.jpg",696,452,true],"td_696x0_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1392x903.jpg",1392,903,true],"td_1068x0":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1068x693.jpg",1068,693,true],"td_1068x0_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-2136x1386.jpg",2136,1386,true],"td_1920x0":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1920x1246.jpg",1920,1246,true],"td_1920x0_retina":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled.jpg",2560,1661,false],"ultp_layout_landscape_large":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-1200x800.jpg",1200,800,true],"ultp_layout_landscape":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-870x570.jpg",870,570,true],"ultp_layout_portrait":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-600x900.jpg",600,900,true],"ultp_layout_square":["https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled-600x600.jpg",600,600,true]},"post_excerpt_stackable_v2":"<p>At the request of WE-EF, PIS\u00c9O has designed and developed a specific silicone lens incorporating silicone freeform surfaces. The advantage of freeform lenses is that they allow excellent control of the luminous flux. In public lighting, it is possible to optimize the distribution of the illumination on the ground in order to space the luminaires as much as possible while guaranteeing excellent uniformity. Freeform lenses are also very useful in automotive lighting or imaging to miniaturize the systems. To develop a brand new freeform optic to be used with CoB light sources of different dimensions. Optical design of freeform optics&hellip;<\/p>\n","category_list_v2":"<a href=\"https:\/\/piseo.fr\/en\/markets-posts\/lighting-posts\/\" rel=\"category tag\">Lighting<\/a>, <a href=\"https:\/\/piseo.fr\/en\/markets-posts\/\" rel=\"category tag\">Markets<\/a>, <a href=\"https:\/\/piseo.fr\/en\/optical-consulting-engineering-posts\/our-projects\/\" rel=\"category tag\">Our projects<\/a>","author_info_v2":{"name":"piseophotonics","url":"https:\/\/piseo.fr\/en\/author\/piseophotonics\/"},"comments_num_v2":"0 comments","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Development of freeform optics - PIS\u00c9O<\/title>\n<meta name=\"description\" content=\"PISEO designs and develops silicone lenses. The freeform optics allow excellent control of the luminous flux.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/piseo.fr\/en\/optical-consulting-engineering-posts\/our-projects\/development-of-freeform-optics\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Development of freeform optics - PIS\u00c9O\" \/>\n<meta property=\"og:description\" content=\"PISEO designs and develops silicone lenses. The freeform optics allow excellent control of the luminous flux.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/piseo.fr\/en\/optical-consulting-engineering-posts\/our-projects\/development-of-freeform-optics\/\" \/>\n<meta property=\"og:site_name\" content=\"PIS\u00c9O\" \/>\n<meta property=\"article:published_time\" content=\"2020-07-06T13:35:18+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-09-15T11:57:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/piseo.fr\/wp-content\/uploads\/2020\/06\/optic-freeform-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1661\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"piseophotonics\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"piseophotonics\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/\"},\"author\":{\"name\":\"piseophotonics\",\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/#\\\/schema\\\/person\\\/d8c9a982b00ab2f68000c47b85f80f94\"},\"headline\":\"Development of freeform optics\",\"datePublished\":\"2020-07-06T13:35:18+00:00\",\"dateModified\":\"2023-09-15T11:57:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/\"},\"wordCount\":163,\"publisher\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/piseo.fr\\\/wp-content\\\/uploads\\\/2020\\\/06\\\/optic-freeform-scaled.jpg\",\"articleSection\":[\"Lighting\",\"Markets\",\"Our projects\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/\",\"url\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/\",\"name\":\"Development of freeform optics - PIS\u00c9O\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/piseo.fr\\\/en\\\/optical-consulting-engineering-posts\\\/our-projects\\\/development-of-freeform-optics\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/piseo.fr\\\/wp-content\\\/uploads\\\/2020\\\/06\\\/optic-freeform-scaled.jpg\",\"datePublished\":\"2020-07-06T13:35:18+00:00\",\"dateModified\":\"2023-09-15T11:57:55+00:00\",\"description\":\"PISEO designs and develops silicone lenses. 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