I don't believe the majority of US customers are eskimos subjecting their lenses to extreme cold and none of the near sighted drivers are removing their glasses and leaving them on a hot dashboard -...
Type: Posts; User: UNIDEC; Keyword(s):
I don't believe the majority of US customers are eskimos subjecting their lenses to extreme cold and none of the near sighted drivers are removing their glasses and leaving them on a hot dashboard -...
Crazing of Non-AR lenses
I have repeated trouble with Seiko 1.66 high index, non AR coated lenses showing crazing just after 2 years. The range on the product is +10.00 to -15 spheres to a -6.00 cylinders.. The specific...