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View Full Version : New lense , flat up or down?


Jeffrey Dewing
12-02-2017, 2:23 PM
Curve is up? I see it now...
Mark Sipes
12-02-2017, 3:12 PM
Dome on Top



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Mike Lysov
12-07-2017, 11:26 PM
Either way will work but I believe a focal distance slightly charges if it is put with the curve down.
Chase Mueller
03-29-2018, 11:05 AM
Either way will work but I believe a focal distance slightly charges if it is put with the curve down.

As in reduces it or lengthens it but "thins the beam"?