Thursday, January 13, 2011

[UV, IR] A surprising lens without UV + IR focus shift IV: EL-Nikkor 5.6/80mm

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Well, I had mentioned that my orchids started to blossom again, so why not take a chance and try out an old friend: EL-Nikkor 5.6/80mm (the ...
Wednesday, January 12, 2011

[UV, IR] A surprising lens without UV + IR focus shift III

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Well, my orchids started to blossom again, so why not take a chance and try one of those lenses out I published about a while ago here . The...
Tuesday, January 11, 2011

Micro-Nikkor 105mm for UV photography?

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Well, today have a look with me what the normal well known Micro-Nikkor f4/105mm lens transmits if used for reflected UV photography. I mea...
Friday, January 7, 2011

Carl Zeiss Jena "Spy" lenses for VIS + IR

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Well, many years ago in times of the cold war, Zeiss Jena had to developed special lenses for a very special ministry of the former east Ger...
Tuesday, January 4, 2011

Wide angle lenses for UV?

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Here today a wide angle test I made with some wide angles I had around (all Nikon mount except the Lithagon) 1) Nikkor E 2.8/28mm 2) Nikkor-...
Sunday, January 2, 2011

Phalaenopsis stereo in ultraviolet and butterfly vision

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Today the first post of year 2011 will be about shooting stereo images (for crossed eye viewing) of a Phalaenopsis hybride orchid flower in ...
Thursday, December 30, 2010

Easy way to test for focus shift

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Well, sometimes it would be interesting to know if there is focus shift for a certain lens. I usually take parts of my calipher and shoot it...