Polarized light made possible the stereoscopic effect of so-called 3-D films. Sunglasses with polarized lenses were popularized in the 1960s by Polaroid, which also made the Land camera.
Polarized light made possible the stereoscopic effect of so-called 3-D films. Sunglasses with polarized lenses were popularized in the 1960s by Polaroid, which also made the Land camera.