{"id":28276,"date":"2024-03-21T01:03:42","date_gmt":"2024-03-21T05:03:42","guid":{"rendered":"https:\/\/phsc.ca\/camera\/?p=28276"},"modified":"2024-03-19T19:35:04","modified_gmt":"2024-03-19T23:35:04","slug":"a-french-da-vinci-in-photography","status":"publish","type":"post","link":"https:\/\/phsc.ca\/camera\/a-french-da-vinci-in-photography\/","title":{"rendered":"a French Da Vinci in photography?"},"content":{"rendered":"<div id=\"attachment_28277\" style=\"width: 166px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/phsc.ca\/camera\/wp-content\/uploads\/2024\/03\/Hauron.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-28277\" class=\"size-full wp-image-28277\" src=\"https:\/\/phsc.ca\/camera\/wp-content\/uploads\/2024\/03\/Hauron-sm.jpg\" alt=\"\" width=\"156\" height=\"225\" \/><\/a><p id=\"caption-attachment-28277\" class=\"wp-caption-text\">du Hauron c 1910 courtesy of Wikipedia article<\/p><\/div>\n<p><strong>Toronto<\/strong>. You may have never heard of a Frenchman of the name, &#8220;<a href=\"https:\/\/en.wikipedia.org\/wiki\/Louis_Arthur_Ducos_du_Hauron\">Louis Arthur Ducos du Hauron<\/a>&#8220;, but by 1870, after Maxwell&#8217;s ribbon experiment, he had devised most of the ways humans could create colour images.<\/p>\n<p>Unfortunately, this was well before technology caught up and made his ideas practical.<\/p>\n<p>The colour photo at left used his ideas. It is an <a href=\"https:\/\/en.wikipedia.org\/wiki\/Autochrome_Lumi%C3%A8re\">Autochrome<\/a> c1910. Autochrome&#8217;s were created by the French <a class=\"mw-redirect\" title=\"Lumi\u00e8re Brothers\" href=\"https:\/\/en.wikipedia.org\/wiki\/Lumi%C3%A8re_Brothers\">Lumi\u00e8re <\/a>\u00a0Brothers.<\/p>\n<p>The late Brian Coe in his &#8220;Colour Photography&#8221; said, \u00a0&#8221; &#8230; in his writings, [he] anticipated almost all of the practical methods of colour photography&#8221;. This was at a time when photographic media was blue light sensitive and any light of a lower wave length was blank on the &#8216;negative&#8217;, and black in the print.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Toronto. You may have never heard of a Frenchman of the name, &#8220;Louis Arthur Ducos du Hauron&#8220;, but by 1870, after Maxwell&#8217;s ribbon experiment, he had devised most of the ways humans could create colour images. Unfortunately, this was well &hellip; <a href=\"https:\/\/phsc.ca\/camera\/a-french-da-vinci-in-photography\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1944],"tags":[15,4576,4575],"class_list":["post-28276","post","type-post","status-publish","format-standard","hentry","category-history","tag-colour","tag-du-huron","tag-hauron"],"_links":{"self":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/28276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/comments?post=28276"}],"version-history":[{"count":3,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/28276\/revisions"}],"predecessor-version":[{"id":28280,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/28276\/revisions\/28280"}],"wp:attachment":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/media?parent=28276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/categories?post=28276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/tags?post=28276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}