Saturday, November 17, 2018

ZUFAR 4/350mm and its prototype quartz fluorite catadioptric lens III

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Today again about that Quartz Fluorite catadioptric ZUFAR-2CA f4/350mm anastigmat lens which had been developed for the Soviet MARS 2 to 5 m...
Wednesday, October 24, 2018

[UV, VIS, IR] Lyman Alpha deep UV lenses III

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Today tests shots in reflected ultraviolet photography with a NYE OPTICAL Lyman-Alpha I f2.8/200mm UV-VIS-NIR lens. UV filter used was my w...
Tuesday, October 23, 2018

LDM-1 long distance microscope for reflected UV (ultraviolet) light and African Violet

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Today shots of an African Violet flower in reflected ultraviolet photography using a UV filter stack consisting of SCHOTT UG1 + BG40. All sh...
Sunday, October 21, 2018

[UV, VIS, IR] Lyman Alpha deep UV lenses II

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Oh well, it has been five years, but now I finally infinity-converted these very special lenses... Back a little in time: When in 2012 I ...
Friday, October 12, 2018

Common Sunflower - Helianthus annuus in reflected ultraviolet photography and simulated bee vision

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Today shots of a flower everybody has already seen, a common Sunflower - Helianthus annuus in reflected ultraviolet photography using my ...
Tuesday, September 11, 2018

Black-Eyed-Susan - Rudbeckia fulgida: HDTV video in human vision and simulated bee vision

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Today video shots of a famous "UV-flower" Black-Eyed-Susan - Rudbeckia fulgida in human and simulated bee vision. All shots were ...
Thursday, August 23, 2018

UV-Nikkor 105mm vs Coastal Optical systems 105mm lens for reflected ultraviolet (UV) photography II

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I got another Coastal Optics (now JENOPTIK CoastalOpt ® ) f4.5 / 105mm lens , so today about shooting with two dedicated UV lenses, the Coas...