Recent content by Oray111

Thank you! That’s exactly what I’ve been looking for. A system that would receive the beam and turn on a light or alarm when the beam is broken. Much appreciated

Ok I see. I didn’t know it could be falsely mislabeled for its power if it’s from eBay. I bought a 5mw green laser diode and power supply from a legit laser company so I can compare and test to the eBay one. Will come back when I test it Thursday.

I did mention multiple times I’m aware of the safety risks, so keep responding about the safety risks without offering advice on the build is not very helpful. There’s nothing to handle lol. Its about the value that this forum brings. Not very helpful for new visitors or users when the...

thanks but I’m not looking for a yard security beam like you linked. Also this system would not be unattended like you say. As I described in OP, it’s for novelty/show piece. I understand the risks. I also tested a cheap 5mw green ebbay laser and it shows a pretty good beam at night outside so...

ok thank you for your help so I would need lasers above 5mw. It would really be a novelty show piece than a working functional safety fence/alarm type thing. It would be at knee and waist level so minimize eye exposure, and I can have guests wear the goggles especially if there are children...

I’m looking for the beam to be visible as a straight line beam to go from each laser to the end point about 40 feet. Why is my post to silly to respond to? I’m looking for the beam to be Visible in the dark, not Invisible like the driveway motion detectors. Thanks for the reply guys not...

Hello everyone, i found this forum and seems like lots of knowledgeable people here. I would like to build a laser beam “fence” in the back yard that would have the laser beams visible at night, but also when someone crosses the laser beam, it would set off an alarm or a lightbulb. Kind of...