Old optician here. (Not the eyeglass kind. Think telescopes/stinger missiles and high energy lasers). I've got maybe 2+ doz lights and I'm thinking of massaging a few lenses/TIRs to get some tighter beams. Anyone hear of others trying to do the same?
Anybody tweaking lenses?
- Thread starter JwSantora
- Start date
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Aspheric lens flashlights was a thing. What was it? Deft? Other folks dabbled.
Here's a thread:
