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Diy spectroscope
Hi All, This may have been don before, I want to make a spectroscope or is it spectrograph out of 2 camera lenses and a reflective grating, to go on my Meade RCX 10", I guide with a ZS 80II ED and Lodestar, been imaging for a good few years and want a change, are there any drawings of how to do make one.
peter
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