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Hello All, I am upgrading one of the 3D printers we run at my printshop with a laser engraver. We have a bunch of diodes we're testing (A140, M140, NDB7875) and would like to know what heatsinks will give us extended runtimes in the order of 30mins - 1 hour. We're hoping to run the A140's at...

Hey guys, I know you are all sticklers for safety, and rightly so. I run a 3D printshop and want to add laser engraving to one of my machines. I have everything ready to go but I'm not starting it up until I get a good pair of goggles. What do you think of these: Laserscope Green Laser...

Thanks for the reply! I'm looking for specifics though, do you have experience running either of these diodes over long periods ? How "big" do you mean, did you take a look at my eBay link ? I have considered a fan, and will add one if thats what the consensus is.

Hello All, I am upgrading one of the 3D printers we run at my printshop with a laser engraver. We have a bunch of diodes we're testing (A140, M140, NDB7875) and would like to know what heatsinks will give us extended runtimes in the order of 30mins - 1 hour. We're hoping to run the A140's at...