> From: Gary Brown > > My 20D has had the IR blocking filter removed and replaced with a clear > filter. This makes the camera very sensitive to IR. Even with an > IR filter > (usually a lee 87) which is opaque in front of the lens, on a sunny day I > can shoot 160th at F11 at ISO 100. It's not as easy to use as > dedicated IR > camera, because you have to have the camera on a tripod, compose the shot > then slip the filter in front of the lens. It may not be as > convenient, but > I have the flexibility to use different filters for different looks. > > If you want more details, e-mail me and I'll respond off list. This seems reasonably on-topic to keep on-list. Who did your IR mod? Do you have to screw on an IR block filter for normal photography? -- Ciao, Paul D. DeRocco Paul mailto:pderocco@...
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RE: [Digital BW] Digital contrast filtration
2005-07-20 by Paul D. DeRocco
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