laser
laser


Author Comment Last activity Moderation
ernestootero "Warren, the 80w90 peak to the left seems to be related to excitation. The res of the spectrum may seem truncated due to high signal. " | Read more » over 8 years ago
warren "Cool, thanks Ernesto -- interesting shape on the 80w90 graphs, but it's not clipped or anything: @ygstcu, do you have thoughts on this dataset?..." | Read more » over 8 years ago
liz "This is great! 20 people replicated this construction in Cuenca, Ecuador by printing out their own on heavy black paper. " | Read more » over 8 years ago
mathew "the crude looks really clipped-- I know there's a dip in the middle but it is really topping out. " | Read more » over 8 years ago
warren "Thanks for your feedback! " | Read more » over 8 years ago
warren "I don't believe those are clipped - I increased the exposure until it just barely touched the top, but did not depress or deform the top of the cur..." | Read more » over 8 years ago
mathew "the 80W-90 looks a bit clipped in the blue: https://spectralworkbench.org/spectrums/55075 the crude is substantially clipped in the blue: https:..." | Read more » over 8 years ago
warren "These look good too, and come with a spectrum datasheet: http://www.ledgroupbuy.com/solderless-true-violet-led-405nm/ " | Read more » over 8 years ago
warren "Powered on one of these, with a dial: http://www.watterott.com/de/Wattuino-Nanite85?x56e76=f63b1cee028854c06b93338f2945a806 " | Read more » over 8 years ago
warren "Here's the big list of UV LEDs below 405 nm " | Read more » over 8 years ago
warren "Crap, those are only in quantities of 400+ or 1000+. I'll keep looking. " | Read more » over 8 years ago
warren "@tonyc @ygstcu - looking at higher powered LEDs, I've found: ~$4.40: http://www.digikey.com/product-detail/en/VLMU3500-385-060/VLMU3500-385-060TR-..." | Read more » over 8 years ago
MelissaN "I wonder, for usability, if the V piece and the M-folded piece can have slits for the attenuator in both sides as well as their being an extra cuto..." | Read more » over 8 years ago
liz "How's this project going? Would love to hear an update! " | Read more » almost 9 years ago
warren "Awesome. This went well, although unlike the laser cutter, my Silhouette cutter doesn't remove material, so the V-shaped piece didn't quite fit. If..." | Read more » almost 9 years ago
warren "Super tnx! " | Read more » almost 9 years ago
mathew "that is the latest file, yes. its only slightly modified for die cutting. " | Read more » almost 9 years ago
warren "It looks like the cut files are both the same, but I dug out the 2nd file from the staff design folder -- is this it? all-together-10-2.pdf " | Read more » almost 9 years ago
scottvr "Yes, I have a few more slits; no worries. It was late at night and stupid of me and I just thought others might enjoy a laugh at my expense. :-) S..." | Read more » almost 9 years ago
warren ":-/ whoa! you have extras, right? And if not, they are sold in the PL store. Be careful! I don't know that type of laser -- how much does it cost? " | Read more » almost 9 years ago
warren "@ygzstc - pointing you at this note since you've ordered some very bright UV LEDs. Oops, missed your comment mathew - we'll have to try that, thou..." | Read more » almost 9 years ago
chongyukwai "My physical address has been sent to this Email address:jeff@unterbahn.com. I don't mind you guys send it to me and I will do the test! " | Read more » about 9 years ago
warren "Oh, we'd be happy to send you one if you'd do the test! " | Read more » about 9 years ago
chongyukwai "I am willing to test the oil testing kit but I don't have any UV laser " | Read more » about 9 years ago