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- Sep 28, 2007
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Is anyone selling any diffraction gratings? Preferably a two axis (starfield) one.
I have a single axis one now but its rather ugly, plus the plastic its made from is rubbish and distorts the dot so much you cant see the beam.
I have a single axis one now but its rather ugly, plus the plastic its made from is rubbish and distorts the dot so much you cant see the beam.