Author Comment Last activity Moderation
wln215 "I primarily use these gratings for my spectrometers (my professor supplies them for his optics class) as I find the square shape to be easy to buil..." | Read more » over 1 year ago
wln215 "I believe the NoIR Camera has an upper limit of 909 nm. I can't find the source of this info, but I wouldn't expect teh IMX-219 sensor on board wil..." | Read more » almost 2 years ago
wln215 "This post got me thinking weather it's possible to use the kind of technology laser range finders use, but at a wavelength that snow is invisible t..." | Read more » over 2 years ago
wln215 "You certainly can swap the second lens to shrink the thing to increase bandwidth, but decrease resolution because you are limited by pixel pitch. O..." | Read more » over 2 years ago
wln215 " I've had success in getting sub-nanometer resolution by using lenses rather than mirrors. A short writeup is here. I still have a ton of tweaking ..." | Read more » over 2 years ago
wln215 "So I think I can be of some help here, I use these gratings in my spectrometer. They are cheap, and consistent, but a little fragile. I keep a stac..." | Read more » over 2 years ago
wln215 "I've notices that if these pH meters are left sitting out, or if they get used frequently enough, they need calibration. These sets come with buffe..." | Read more » over 2 years ago