| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| warren | "There may also be some mis-auto-focusing by the smartphone camera. Over-exposure too, but also try getting the focus to lock on the more detailed l..." | Read more » | over 6 years ago | |||
| stef | "Your image is way over exposed. You should be aware that this is an entry level project. The desk top is also used to stimulate discussion. Please..." | Read more » | over 6 years ago | |||
| Swede2 | "I'm adding one more discovery. I had been using a CD-R for the window because I have plenty of scrap versions of them. I decided to sacrifice a DV..." | Read more » | over 6 years ago | |||
| rmaltzman | "I didn't but I wish I had. I would suggest creating a template for an 'inner sleeve' or something of that sort which could be made with dark paper..." | Read more » | over 6 years ago | |||
| warren | "That's so great! Did you darken the interior or use thicker paper? Any suggestions on improving the instructions? " | Read more » | over 6 years ago | |||
| zengirl2 | "Yes, this seems to be an easy solution :) " | Read more » | over 6 years ago | |||
| warren | "And with some small extra tweaks and an extra diagram: foldable-2.0.4.pdf " | Read more » | over 6 years ago | |||
| warren | " foldable-2.0.3.pdf With instructions!!! Almost there. " | Read more » | over 6 years ago | |||
| warren | "Instructions! https://docs.google.com/presentation/d/1nLSUPLimHnQIJrKsrK4z9nqZmEezASSCkeWNZ1TxuLY/edit#slide=id.g274670c60f_0_0 Papercraft-Spectr..." | Read more » | over 6 years ago | |||
| warren | "Posted some refinements! https://publiclab.org/notes/warren/05-04-2016/tweaks-to-foldable-mini-spectrometer-design#c17578 Making it much easier to..." | Read more » | over 6 years ago | |||
| warren | "Update -- I removed the tab-and-slots, to simplify cutting a bit, and added some instructions on how to cut out the windows with just scissors (thi..." | Read more » | over 6 years ago | |||
| warren | "That's so awesome, @sanchittechnogeek -- did it go smoothly for you? any trouble, or improvements you made? " | Read more » | over 6 years ago | |||
| warren | "I also worked on this, which is a bit easier to assemble and can go together without tape or glue, though it takes up more space on the page: http..." | Read more » | over 6 years ago | |||
| sanchittechnogeek | "Created a spectrometer! :) here are the pics below! " | Read more » | over 7 years ago | |||
| 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 » | over 8 years ago | |||
| cfastie | "The entrance slit should be parallel to the grating lines. I don't recall that anyone found that spectral quality is improved with one side or the ..." | Read more » | over 8 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 » | over 8 years ago | |||
| warren | "Sorry, i was holidazing! Can you upload a pic of your build, so we can help debug? You kind of have to look perpendicular to the grating's surface,..." | Read more » | over 8 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 » | over 8 years ago | |||
| warren | "I love it! It looks great, and I have a Cameo too. I want to try cutting it into a plastic sheet, too! " | Read more » | over 8 years ago | |||
| warren | "I have a bright LED on order (arriving tomorrow) and the bolt spacers, mentioned in this note: https://publiclab.org/notes/warren/11-30-2015/bolt-a..." | Read more » | over 8 years ago | |||
| warren | "Narrowed inserts, adjusted base tongue/slit, lowered windows in inserts: slit-holder-0.0.3.zip " | Read more » | over 8 years ago | |||
| warren | " slit-holder-0.0.2.zip Here is a Silhouette Studio (for the Cameo or Curio) .studio3 file which I cleaned up, and a DXF which properly imported in..." | Read more » | over 8 years ago | |||
| warren | "OK, revisions: thinner shorter (but short enough?) on a millimeter grid curved tabs for easy insertion all around side flaps designed to fold bac..." | Read more » | over 8 years ago |