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Best 1.25" prism diagonal
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15-08-2017, 07:22 PM
Kunama
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Join Date: Sep 2012
Posts: 3,588
The best is the Baader Zeiss T2 prism with the BBHS (broadband hard silver) coating.. but it is also one of the most expensive
Full T2 compatibility, very low scatter, shows colours of stars well...
Kunama
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