7 ms·
but glasses were made of glass, and nowadays most are plastic.
by codesnik 3mo ago
but glasses were made of glass, and nowadays most are plastic.
- Kirby64 3mo agoThey’re also typically covered in hard anti reflective coatings. Making them similar to glass in scratch resistance.
- coldtea 3mo agoYou can trivially get glass lenses nowadays. It's a prescription option. In any case, no scratches on my non-glass eyewear either.
- nunez 3mo agomost cheap ones, yes. if you have vision benefits in the US, you can get glasses with glass lenses for free or heavily discounted the best optics are glass