Brian from OCCAM DEFENSE breaks down the physics of Astigmatism and red dot sights. If you're curious about why your red dot suddenly looks like an hourglass, a starburst, or just big and ugly, this video is for you!
00:00 INTRO
00:30 UGLY FACES OF ASTIGMATISM
02:18 INDICES OF REFRACTION
04:04 YOUR EYE'S LENSES
05:26 RED DOT ANATOMY
06:29 LENS DIAGRAMS
08:37 ASTIGMATISM'S EFFECT ON LENSES
09:33 THE SOLUTION
