When buying new Coating Machine, must be 5 round 5% Water Salt Boil Acceptance test.
After several years of lens manufacturing this Machine already cannot prove this range of 5 round.
I can set...
Type: Posts; User: kantona56; Keyword(s):
When buying new Coating Machine, must be 5 round 5% Water Salt Boil Acceptance test.
After several years of lens manufacturing this Machine already cannot prove this range of 5 round.
I can set...