NikonGear'23

Images => Critique => Topic started by: Akira on June 10, 2015, 21:19:58

Title: Oncidium, fluorescing in 365nm UV
Post by: Akira 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
Title: Re: Oncidium, fluorescing in 365nm UV
Post by: bobfriedman on June 10, 2015, 21:26:16
nice work.. was the room totally black when you did this?
Title: Re: Oncidium, fluorescing in 365nm UV
Post by: Akira on June 10, 2015, 21:30:24
Hi, Bob, yes, I took the image in total darkness.
Title: Re: Oncidium, fluorescing in 365nm UV
Post by: bobfriedman on June 10, 2015, 21:32:05
looks good.. i have to get our my black light  :)
Title: Re: Oncidium, fluorescing in 365nm UV
Post by: Akira 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.
Title: Re: Oncidium, fluorescing in 365nm UV
Post by: bobfriedman on June 10, 2015, 21:54:28
yes my "black light" bleeds a lot of red