are there any shades that can filter 405nm 532nm and 660nm wavelengths (more wavelengths are okay) OD 3.0+ that are shades and not goggles? :[[ i've been looking but all i can find so far are lab-type goggles
Hi, I'm new here :D
My name is Morgan. I became interested in lasers around the age of 12 (6th grade) when my teacher showed the class a laser that you could see during the day and it etched into leather :D this excited me :D
I got my first laser (5mw keychain) from my dad. He tried to get me...