Polycarbonate glasses lenses? Poly is tough but optically, it's the worst stuff you can have for lens material.

I have no problem with glasses and rifle scopes or spotting scopes from 1x on my Muzzle-Loader to a few NightForce that top out @ 42X, to spotters that top out @ 48x and 60x.

Last edited by horse1; 08/22/19.
I can walk on water.......................but I do stagger a bit on alcohol.