ScienceSquirrel - 11-8-2008 at 05:12
Has anyone played around with one of these?
Supposedly they can be used to observe rain bands, absorption or emission lines in lights etc and identify gems.
http://cgi.ebay.co.uk/5-Prism-Focusable-DVS-Spectroscope-for...
Similar devices were very popular in Victorian England when amateur science was at it's height.
And here are some spectra obtained with a similar instrument
http://ioannis.virtualcomposer2000.com/spectroscope/amici.ht...
[Edited on 11-8-2008 by ScienceSquirrel]