desktop-spectrometry-kit
desktop-spectrometry-kit


Author Comment Last activity Moderation
Tomas0413 "Warren and Pushpaw, thanks a lot for the suggestions, I'm still looking at multiple things you suggested. This is what I can confirm right now: 1...." | Read more » over 6 years ago
Pushpaw "Darn - just went to edit a long answer and the PL web site deleted my save. Check the camera in the spectrometer works just as a web cam. If you ha..." | Read more » over 6 years ago
Pushpaw "I would thing the first thing to check is whether or not the camera is working. Try removing the grating support or even pull the base out of the b..." | Read more » over 6 years ago
warren "Hi! Sorry you're having trouble. My first thought is what direction are the grating lines going? They should be horizontal, or for the DVD, the edg..." | Read more » over 6 years ago
AvatarNikhil "Where can i get a PDF file to print those layout for the spectroscope ? " | Read more » over 7 years ago
warren "Thank you Pablo for investigating this! Very helpful. " | Read more » almost 8 years ago
pablo "The files at https://github.com/publiclab/spectrometer3/blob/master/spec3-pdf.zip when opened in inkscape gives the correct size. " | Read more » almost 8 years ago
pablo "Reviewing the original .svg files I see they have the size in pixels defined, not in inches or cm. So it makes the standard conversion. Before ver..." | Read more » almost 8 years ago
pablo "Mmmm, weird! The one I lasercut is 23.5cm long, as it should. I just measured it. However, all the files I am looking now in inkscape (the ones I ..." | Read more » almost 8 years ago
warren "Hmm, interesting -- but are you sure the one you made wasn't mini as well? The Ponoko one I cut ended up almost exactly 19 cm long when assembled. ..." | Read more » almost 8 years ago
pablo "Hey @warren, I made a test and it does fit in a 12x24 inches board. See my file: lasercut-spectrometer-3.0-12x24.svg Note, funny for my to talk i..." | Read more » almost 8 years ago
pablo "I had posted the .ai file I used to cut, and I've just uploaded the original .svg, as I am not able to open that .ai (check the research note https..." | Read more » almost 8 years ago
warren "Hi, @pablo - thought you might have thoughts on this, or maybe even design files to share? " | Read more » almost 8 years ago
warren "Hi, Abdul - could you link to the PDF design files for the box entry in the Materials list? https://github.com/publiclab/spectrometer3 Thanks! " | Read more » about 8 years ago
warren "Note: added section on rough treatment after the stress tests. " | Read more » about 8 years ago
warren "There's been lots of talk of skipping the Velcro steps, and directly gluing/taping the blocks to the board. @abdul posted a build that uses no wood..." | Read more » about 8 years ago
hagitkeysar "@hagitkeysar awards a barnstar to abdul for their awesome contribution! " | Read more » about 8 years ago
stoft "Jeff - hands-on experiences are usually helpful even if incomplete. You could tinker with the paper-n-tape process even if there are not enough hou..." | Read more » about 8 years ago
warren "Hi, Dave - we're doing some work on this now -- I don't think we have enough spec kits to do the paper-n-tape version here, but we are trying to cr..." | Read more » about 8 years ago
stoft "@warren, I posted some draft note on testing to: https://publiclab.org/questions/stoft/09-15-2016/what-mechanical-specs-can-and-should-plab-spectro..." | Read more » about 8 years ago
m3sca1 "Hi Warren, Thanks for your concern-the carbon arc you show in that video is quite a bit larger than what I had in mind but yes that sort of spark g..." | Read more » about 8 years ago
warren "Hi, this seems like it could be dangerous, and I don't know much about it. But are you talking about this: https://publiclab.org/notes/bwilliams/10..." | Read more » about 8 years ago
stoft "Since you appear to have verified all the individual elements, the solution must be that your overhead "fluorescent" ceiling lights are not the typ..." | Read more » almost 9 years ago
smurpau "Yeah, the webcam itself gives a good image and is focused. Moving the diffraction grating from 60 degrees to 45 degrees on top of the webcam gave t..." | Read more » almost 9 years ago