Sunday, May 17, 2020

Apache beggarticks - Bidens ferulifolia in deeper reflected ultraviolet photography, simulated bee and butterfly vision XVI

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Today in 2020 more shots of that long blooming spring flower Apache beggarticks - Bidens ferulifolia in reflected ultraviolet photography. ...

Apache beggarticks - Bidens ferulifolia in reflected ultraviolet photography, simulated bee and butterfly vision XV

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Today in 2020 first shots of a long blooming spring flower Apache beggarticks - Bidens ferulifolia in reflected ultraviolet photography and...
Thursday, May 14, 2020

Surprising STEINHEIL f2.8/50mm lens for reflected UV photography VII - Focus Shift

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This again is about this older 50mm lens, which was made decades ago by famous lens maker STEINHEIL which attracted me, since it showed some...
Tuesday, May 12, 2020

About White Balancing and Spectralon (R) Standards

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Quite a while ago I had written about white balancing reflected UV images . This meant to use a standardized white or grey standard to balan...
Sunday, May 10, 2020

St. John's Wort - Hypericum in reflected ultraviolet photography and simulated bee and butterfly vision II

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Today some outdoor shots of that attractive yellow flower, a St. John's Wort - Hypericum sp. shot in reflected ultraviolet photography,...
Thursday, May 7, 2020

Flower Full Moon in reflected ultraviolet (UV) photography

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Today is the spring full Flower Moon, the last Supermoon in 2020, which I have shot today in some foggy conditions in reflected ultraviolet ...
Tuesday, May 5, 2020

Surprising STEINHEIL f2.8/50mm lens for reflected UV photography VI - Lewisia differentials

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I got this mentioned older lens, which was made decades ago by famous lens maker STEINHEIL . It is a possibly single coated, well made 2.8/5...