desktop spectrometry kit 3.0
The Public Lab Desktop Spectrometry Kit 3.0 is the latest version of the spectrometer. Read more about our Spectrometry program, the Oil Testing Kit it is is a part of, or the history of development. Previous versions 2 & 2.5 are here.
Parts List
- two-piece custom box and fold-up pieces printed on Neenah Sundance Eclipse Black Smooth 100 # paper. Download the latest print and cut files on github
- "gumstick" webcam (from a laptop screen) with USB cable. datasheet: Spec_of_JDEPC-OV04_Ver_1.01.pdf
- 45 degree wooden (pine or ash) block, 3cm x 3cm x 3cm
- Masonite bench 1/4" (6mm) x 40mm x 235mm
- 50cm of 3/4" (2cm) width adhesive-backed loop fastener (Velcro-style)
- 25cm of 3/4" (2cm) width adhesive-backed hook fastener (Velcro-style)
- DVD-R
- photo emulsion printed slit 0.2mm wide printed on .004" acetate. files on github
- 6 yard roll of 1/8" Thermoweb Supertape double sided tape. (3mm)
- printed assembly instructions (below)
Using your spectrometer
Once you've assembled your spectrometer and are ready to use it, plug it in and visit SpectralWorkbench.org to begin recording data with it. The web-based software works in the Chrome, Firefox and Opera browsers on most computers and Android phones.
(Peer) Support
Public Lab is not a corporation; we're an open community of DIY environmental science researchers which you have just joined! The best place to get help is the spectrometry mailing list; to join, sign up in the form to the left.
The spectrometry mailing list is made up of people like you, who are building and improving open source spectrometry techniques. Ask questions, look for help, and consider helping others too!
You can also post a question on this site; it helps to share some photos or screenshots of what you're trying to do:
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Resources
- Common hardware issues
- Using the software (including setup and software troubleshooting)
- peer-contributed research on open source spectrometry
Assembly
Design Notes
consult the following notes on development for the evolution of this design. @mathew (paper spectrometer 1)[/notes/mathew/11-07-2014/a-paper-spectrometer-design] @mathew (paper spectrometer 2)[/notes/mathew/12-06-2014/a-paper-spectrometer-design-pt-2]