Author Topic: Oncidium, fluorescing in 365nm UV  (Read 1376 times)

Akira

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Oncidium, fluorescing in 365nm UV
« on: June 10, 2015, 21:19:58 »
Hi, I just registered, and this is my first post here.

D7000, Nikkor-O 55/1.2@f2.8, ISO400
"The eye is blind if the mind is absent." - Confucius

"Limitation is inspiration." - Akira

bobfriedman

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Re: Oncidium, fluorescing in 365nm UV
« Reply #1 on: June 10, 2015, 21:26:16 »
nice work.. was the room totally black when you did this?
Robert L Friedman, Massachusetts, USA
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Akira

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Re: Oncidium, fluorescing in 365nm UV
« Reply #2 on: June 10, 2015, 21:30:24 »
Hi, Bob, yes, I took the image in total darkness.
"The eye is blind if the mind is absent." - Confucius

"Limitation is inspiration." - Akira

bobfriedman

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Re: Oncidium, fluorescing in 365nm UV
« Reply #3 on: June 10, 2015, 21:32:05 »
looks good.. i have to get our my black light  :)
Robert L Friedman, Massachusetts, USA
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Akira

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Re: Oncidium, fluorescing in 365nm UV
« Reply #4 on: June 10, 2015, 21:52:03 »
Thanks, Bob.  As you know, the blacklight emits too much visible purple portion and IR.  I used TK-566 UV LED flashlight attached with 1.25" Baadar U to eliminate the residual visible portion.
"The eye is blind if the mind is absent." - Confucius

"Limitation is inspiration." - Akira

bobfriedman

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Re: Oncidium, fluorescing in 365nm UV
« Reply #5 on: June 10, 2015, 21:54:28 »
yes my "black light" bleeds a lot of red
Robert L Friedman, Massachusetts, USA
www.pbase.com/bobfriedman