Monday, February 5, 2018

ZUFAR 4/350mm quartz fluorite catadioptric lens

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Today about a Quartz Fluorite catadioptric ZUFAR-2CA f4/350mm anastigmat lens which took me over 10 years to locate. It had been developed f...
Monday, January 15, 2018

American Natural History Museum exhibit "Our Senses"

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The exhibition project management of the American Natural History Museum had asked me to participate with some of my works for their forthc...
Sunday, January 14, 2018

Winter Jasmine - Jasminum nudiflorum in reflected ultraviolet photography and simulated butterfly and bee vision V

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Today shots of a decorative winter flower Winter Jasmine - Jasminum nudiflorum in reflected ultraviolet photography using my "work hor...
Saturday, January 13, 2018

Winter Jasmine - Jasminum nudiflorum in reflected ultraviolet photography and simulated butterfly and bee vision IV

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Today shots of a decorative winter flower Winter Jasmine - Jasminum nudiflorum in reflected ultraviolet photography using my "work hor...
Thursday, September 14, 2017

How to simulate what birds may see: simulated bird vision

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Birds (many of them) have the ability to see UV (ultraviolet) light, which we humans cannot see. The following graphic (based on an origin...
Wednesday, September 13, 2017

Bird Protection using FireFly Bird Diverter

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Today about birds and how to protect them against collision with power lines. Each year millions of birds die, especially when migrating in ...
Friday, August 4, 2017

Black-eyed Susan - Rudbeckia hirta in reflected ultraviolet photography and simulated bee and butterfly vision XIII

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Today more shots of a cultivar flower, originating from the USA Prairie, a Black-eyed Susan - Rudbeckia hirta in reflected ultraviolet phot...