This has been puzzling me for a number of years, I'm sure someone smarter than me knows the answer. If I have a lens with the RX +5.00-5.00 x 45 and I move it 10mm, I understand and expect to induce...
I like utilizing Zeiss stock lens program, and they ship overnight so you dont need to keep a large inventory of different lens materials/coatings. They also sell plano duravision blue protect...
I would highly suggest Vision Ease for poly clear and poly AR as well as high index with AR. They offer a material based blue-light filter in those materials plus CR-39, with and without AR but not a...
Hello, I work at a small private eye care practice and my employer has requested that I look into some ways of expanding our stock lens inventory. Right now we have SV Poly and CR-39 with no AR. I am...
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Induced Prism in a direction I would not expect?
This has been puzzling me for a number of years, I'm sure someone smarter than me knows the answer. If I have a lens with the RX +5.00-5.00 x 45 and I move it 10mm, I understand and expect to induce...
EdSheridan 01-15-2021, 05:40 PM