| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| swkim789 | "An affordable and great Raman Spectrometer! I really appreciate what you have demonstrated with the PublicLab spectrometer you have wonderfully mo..." | Read more » | almost 8 years ago | |||
| swkim789 | "Hi bhickman, I am glad I found your site this week. Well, I should have found your inventions earlier. Quite helpful instuctions, and bill of ma..." | Read more » | about 8 years ago |