Hi everyone
I'm from Singapore. I realised there is a lot of contradictory information of lasers and over here the people actually know what they are talking about, so I've decided to join this forum. I've been looking to get a laser for astronomy, likely a 520nm one. What power output for a...
Hi I'm new here so do forgive me if I'm doing something wrong :P.
I'm looking for a 520nm handheld laser around 10-20mW for astronomy but I can't really seem to find much around this power output. I know this has been mentioned before on this forum but the lasers recommended don't seem to be...