{"id":4331,"date":"2011-02-19T21:30:38","date_gmt":"2011-02-19T11:30:38","guid":{"rendered":"http:\/\/www.ayton.id.au\/wp02\/?p=4331"},"modified":"2011-02-19T21:31:24","modified_gmt":"2011-02-19T11:31:24","slug":"the-victorian-goldfields-of-the-1850s-gold-rush-in-infrared-canon-1d-mark-iii-with-olympus-om-21mm","status":"publish","type":"post","link":"https:\/\/www.ayton.id.au\/wp02\/?p=4331","title":{"rendered":"The Victorian goldfields of the 1850’s gold rush in infrared – Canon 1D Mark III with Olympus OM 21mm"},"content":{"rendered":"

\"IR<\/a><\/p>\n

Click image for larger view.<\/p>\n

Hoya R72 filter. ISO 200, 8sec exposure and I think it was about f\/8.<\/p>\n

No modification to image other than convert to B&W and minor levels adjustment.<\/p>\n

Note that this OM 21mm f\/3.5, unlike the other less wide angle OM lenses, creates a radial CA-like effect visible at high contrast edges such as at the tops of the trees. This OM lens is a beautiful compact ultra wide but alas is not so suitable for IR work.<\/p>\n","protected":false},"excerpt":{"rendered":"

Click image for larger view. Hoya R72 filter. ISO 200, 8sec exposure and I think it was about f\/8. No modification to image other than convert to B&W and minor levels adjustment. Note that this OM 21mm f\/3.5, unlike the other less wide angle OM lenses, creates a radial CA-like effect visible at high contrast […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68],"tags":[44,498,42],"class_list":["post-4331","post","type-post","status-publish","format-standard","hentry","category-infrared-photography","tag-canon","tag-infrared-photography","tag-om-lens"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t