Search found 2 matches

by docgraver
Sun Jan 21, 2007 1:02 am
Forum: General Discussion
Topic: led flash
Replies: 6
Views: 1779

led flash

Thanks for the replies. Iam looking for the latter-continous use bright lite for engraving under a large binocular microscope with a working distance of about 6-8 inches. I would also use it for digital macro photography so would like a pot for adjusting intensity.thanks for your help
by docgraver
Sat Jan 20, 2007 8:13 pm
Forum: General Discussion
Topic: led flash
Replies: 6
Views: 1779

led flash

I read with intrest the article in the last issue of NandV re;ring flash for macrophotragraphy. Iwould like to build one but one that would run continually for microscope work. Being a rank amature, I need to know how to wire the leds, (I want to use 12), in series or parallel, resister values, do I...