{"id":33786,"date":"2026-03-24T01:03:41","date_gmt":"2026-03-24T05:03:41","guid":{"rendered":"https:\/\/phsc.ca\/camera\/?p=33786"},"modified":"2026-03-23T00:07:29","modified_gmt":"2026-03-23T04:07:29","slug":"before-auto-focus-ii","status":"publish","type":"post","link":"https:\/\/phsc.ca\/camera\/before-auto-focus-ii\/","title":{"rendered":"before auto focus II"},"content":{"rendered":"<div id=\"attachment_33787\" style=\"width: 235px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/phsc.ca\/camera\/wp-content\/uploads\/2026\/03\/rack.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-33787\" class=\"size-full wp-image-33787\" src=\"https:\/\/phsc.ca\/camera\/wp-content\/uploads\/2026\/03\/rack-sm.jpg\" alt=\"\" width=\"225\" height=\"155\" \/><\/a><p id=\"caption-attachment-33787\" class=\"wp-caption-text\">a small distance scale representing the correct lens-film setting for the subject at that distance.<\/p><\/div>\n<p><strong>Toronto<\/strong>. In the late 1800s when film came along, a simple swapping of media\/ground glass in the camera was no longer an option. Initially box camera designs were used with fixed lenses of small apertures\/large f-stops allowing everything from 6-10 feet to infinity to be in focus which worked okay in bright sunlight.<\/p>\n<p>To allow more sophisticated cameras to vary the aperture size\/lighting, a scheme was worked out where the lens to film distance was changed and the distance displayed on a scale that matched the estimated camera to subject distance. The camera usually had a small viewfinder to set the framing of the subject.<\/p>\n<p>You may find a box camera design or one of the distance setting &#8216;rack and pinion&#8217; style cameras (eg a Kodak folder) at a 2026 PHSC event like the Spring Fair. The Fair arrives at the Trident Hall May 24th. A poster and directions will be pinned to the top of this site as we approach the date.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Toronto. In the late 1800s when film came along, a simple swapping of media\/ground glass in the camera was no longer an option. Initially box camera designs were used with fixed lenses of small apertures\/large f-stops allowing everything from 6-10 &hellip; <a href=\"https:\/\/phsc.ca\/camera\/before-auto-focus-ii\/\">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":[39],"tags":[500,398,105,14,279],"class_list":["post-33786","post","type-post","status-publish","format-standard","hentry","category-fair","tag-accessories","tag-camera","tag-digital","tag-film","tag-lenses"],"_links":{"self":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/33786","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=33786"}],"version-history":[{"count":2,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/33786\/revisions"}],"predecessor-version":[{"id":33790,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/posts\/33786\/revisions\/33790"}],"wp:attachment":[{"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/media?parent=33786"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/categories?post=33786"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phsc.ca\/camera\/wp-json\/wp\/v2\/tags?post=33786"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}