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18mm ZnSe F50.8mm focus lens right side installation confused

Posted: Fri Feb 17, 2017 6:50 am
by tk107
i read some threads on the internet with some saying the convex side is the final output of your focus while there are others saying it is the flatter side output of the focus, which is which??? hammer hammer

so is it A OR B ??

Re: 18mm ZnSe F50.8mm focus lens right side installation confused

Posted: Fri Feb 17, 2017 2:51 pm
by Tech_Marco
To our lens, it is concave facing down or curve-up facing up ( where beam is coming from)


Marco

Re: 18mm ZnSe F50.8mm focus lens right side installation confused

Posted: Fri Feb 17, 2017 6:54 pm
by tk107
thanks marco! :)