universetoday.com
Green Laser Pointers - Just Mind Your Manners... - Universe Today
Are you among the thousands of amateur astronomers who received a green laser pointer for Christmas and are a bit afraid to take it out of the box? Do the words “You’ll put your eye out.” ring in your head? Like you, I have a green laser pointer… and I’ve accidentally shot myself in the … Continue reading "Green Laser Pointers – Just Mind Your Manners…"