http://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/ Engadget Comments for DIY infrared digicam filter on the cheap http://www.engadget.com/media/feedlogo.gif http://www.engadget.com en-us Copyright 2012 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/http://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/Mar 21st 2007 7:15AMhttp://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/http://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/Mar 21st 2007 9:22AMhttp://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/http://www.engadget.com/2007/03/21/diy-infrared-digicam-filter-on-the-cheap/True IR filters are available in optical quality gelatin, in the Kodak Wratten gamma; you may find them here:
http://www.kodak.com/global/en/professional/support/techPubs/b3akic/b3akic.jhtml

You need to dig somewhere for info, as one of those filters let pass through also a little visible light, others not (I used them some 30 years ago, so I don't remember details...)

Quality is absolute but they are soft and scratchable.
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i'm sure there's bound to be some overlap, but it's like my RSS feed reader has some sort of echoing feedback problem.]]>Mar 21st 2007 11:40AM