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100mm diam. 7 degree F2 objective prism
This prism is mounted in a cell suitable for ED80 type scopes.
Capable of a spectral resolution of 50A (R=100) with the ED80 and a DSLR.
Approx. field coverage 2 x 1.4 degrees
It's not easy to find such quality prisms.....
Asking $200 plus postage.
Last edited by Merlin66; 02-11-2016 at 10:34 AM.
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