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I don't think anybody makes achromatic glasses lenses because they would be too thick and heavy. AFAIK, every optician sells PADC (e.g. CR-39) lenses.
by mrob 2y ago
I don't think anybody makes achromatic glasses lenses because they would be too thick and heavy.
AFAIK, every optician sells PADC (e.g. CR-39) lenses.