| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| doctek | "That helps a ton! Not only do I see the spectra, I can even photograph them. Here are some shots of what I built, and a spectrum from the cloudy sk..." | Read more » | almost 9 years ago | |||
| doctek | "Not sure if that helps or not. Here is a fundamental question I'm unclear about. Knowing that the diffraction lines on the DVD are parallel to the ..." | Read more » | almost 9 years ago | |||
| doctek | "Thanks for this clever design! I made this using my Portrait and the only cardstock I had handy: pink. After assembly, I covered the outside in bla..." | Read more » | almost 9 years ago |