Thanks Harry.I will try the attached formula.
Type: Posts; User: navullav; Keyword(s):
Thanks Harry.I will try the attached formula.
Hi guys, anyone has the formulation on how center thickness of a lens is derived from edge thickness ?
Hi Guys, anyone has information about haze spec for ophtalmic lenses ?
Thanks, Chip. But mine is not hardcoated. and it looks like some micro crack but a beautiful fern shape
Hi guys, i just bought a pair of high plus lenses, and one of it contains something like fern on the surface. any idea why ?
Polycore does it, you can check its subsidiaries.