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cheap(er) DIY Hyperstar ?
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17-04-2018, 11:58 AM
billdan
(Bill)
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Join Date: Mar 2012
Location: Narangba, SE QLD
Posts: 1,551
I was under the impression the corrector plate removed the SA, and the lens for hyperstar was a coma corrector for the short f2 focal length.
billdan
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