Wednesday, March 21, 2012

[UV] Steinheil Quarzobjektiv f1.8 / 50mm for reflected ultraviolet UV photography

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This Steinheil Quarzobjektiv f1.8 / 5cm (50mm) is from the Steinheil Museum and I was very lucky to be able to be there at the right time wh...
Tuesday, March 20, 2012

[UV] Noflexar 35mm with Focal Reducer for Ultraviolet Photography

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Here after having previously tested that with a quartz / fluorite achromat , now about using this focal reducer method to change the focal l...
Monday, March 19, 2012

[UV] Focal Reducer or Telecompressor for Ultraviolet Photography

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You may remember the recent contribution about using older quartz fluorite parts for taking UV images . It turned out to be a f4/84mm lens. ...
Thursday, March 15, 2012

[UV] Old Achromatic Quartz Fluorite Lens for Ultraviolet Photography

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Well, I took apart some older equipment, as I remembered that is has some quartz fluorite optics in it. Added some focusing helicoid, iris a...
Sunday, March 11, 2012

[VIS-UV] Zinna UV - VIS Bee - Human Vision ultraviolet transition

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This here shows a transition between human Vison (VIS) and ultraviolet Bee vision (UV) as an illustration, how different both are. Flowers s...

[UV] Animated GIF's from ultraviolet UV videos

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Testing how to embed animated UV video GIF's made from UV videos. Quite neat for a preview.... Stay tuned, more will follow on that fasc...
Saturday, March 10, 2012

[UV] Ant on Zinna, video in ultraviolet light

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This is from an older UV video, just to see if that would be visible immediately... call it a test. It is an ant on a Mexican Zinnia, the la...