You do if you have trouble seeing like blurry or double vision up close or far away or both
I wear glasses
If they weren't transparent, we wouldn't use them for glasses.
She Doesn't Have Glasses.
No. there is no way you can use LG 3D glasses on Samsung 3D TV, they use different technology.
Can you use transparent paper to make 3-D glasses?
you can use it for glasses and railway signals
what brand of glasses does howie mandel use
No. Firework glasses use diffraction to make light from the fireworks look different. 3D glasses use polarization to block either vertical or horizontal light coming through the lenses deending on which lense you look through.
No
No
they can be use to drink or see
I have broken my glasses, but I have an idea, I'll buy new ones!