Aug 18, 2024 · Laser pointer forums - discuss high power laser pointers. Red, blue, green laser pointers discussion and reviews. Laser pointer company reviews.

Sep 12, 2019 · The only difference between these kinds of lasers and the kind that give a dot profile is the lens. They use a line lens instead of the normal collimating one. The least expensive one would …

May 14, 2011 · I have a very old, rare and seemingly impossible-to-find film titled ‘Introduction to Lasers’ made in 1973 and would like to make it available to members of...

Sep 18, 2017 · I have calibrated my Spectro using 4 pointers. 473, 505, 532 650. Wow, After plugging the data into Excel. Calculating the calibration data. Putting the data back into the Spectrometer …

Apr 15, 2009 · Snake_X said: why doesn't dx mod the laser so that it will have safety features? Because when it's a pen-style pointer, it's hard and expensive to put those things in. Look at the DX pen …

Jun 6, 2024 · Jumping spiders are quite unique having a strange awareness to their surroundings. If you get their attention simply by standing in front of one, you'll notice they give you undivided attention …

Oct 11, 2011 · I know there's other threads about beam combiners but do we have any new ideas around here? I'm interested in attempting something that could be used to combine two beams as …

Dec 11, 2014 · A few days ago a posted this Train-mounted lasers blast tracks clean - CNET in the science section.

Aug 24, 2010 · BRIEF INFORMATION ABOUT THE LIGHT Here we have a very efficient flashlight powered with normal AA batteries, which is, for me, a must on emergency situations. A light that can …

Aug 23, 2014 · Hello once again LPF. I have looked at a lot of the lasers that some of the forum sellers make including Jayrob's portable lasers. I know I have to be 18 to buy a complete pre-built laser from …