Thread: esprit 150
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Old 01-01-2017, 02:09 PM
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Slawomir (Suavi)
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Quote:
Originally Posted by casstony View Post
The guys at https://teleskop-austria.at/ tested five samples of the Esprit 150 and found Strehl ratios ranging from 0.9 to 0.95, decent but not quite up to TOA standards if you want to do high power planetary viewing in stable skies.
http://interferometrie.blogspot.com....l?view=sidebar
Thank you Tony for providing the link - it would also be interesting to see Strehl ratio values for blue and red colours.
Last edited by Slawomir; 02-01-2017 at 11:31 AM. Reason: Clarity
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