for minus lenses, ar crazing typically occurs near the center where the lense is thinnest and prone to flexing; and for plus lenses, the edge. most minus stocked lenses have center thickness of...
Type: Posts; User: omnioptics; Keyword(s):
for minus lenses, ar crazing typically occurs near the center where the lense is thinnest and prone to flexing; and for plus lenses, the edge. most minus stocked lenses have center thickness of...
the general suspicion is that scotchguard lenses and crizal alize are different labels of the same technology. please do enlighten us on the comparison and contrast of these two products, as you are...
lc currently carries vision-ease illumina as their in-house photochromic progressive lenses. they do offer transistions brand lenses at higher cost and would have to special order them. on the...
The problems I see most often are people over filling the alcohol and busting solenoids. We operate ours under a clean air hood, to help keep dust away.
would you elaborate on this please?