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Thanks for the replies. I am trying to learn more about laser terminology. For example does NOHD and SZED (Sensitive Zone Exposure Distance) refer to the laser beam being directly shone in the eye or does it also refer to reflections on diffuse surfaces.

Thanks for the reply. I am by no means trolling, I noticed certain eye problems and I am trying to narrow down any potential causes, be it natural or incidents like this. I am generally a person who worries and tries to be careful whenever possible. I do not use lasers myself, I don't look...

Hello everyone, Roughly 2 years ago I was in a classroom and the teacher decided to conduct an experiment with a "Arctic Laser" Blue 1 watt laser (at least one watt, not sure if it was higher). She set up the laser (pointing it at a white dry erase board) and wanted to burn a piece of string...