Thread: EdgeHD optics and Imaging at f7
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Old 20-10-2010, 07:18 AM
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pmrid (Peter)
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EdgeHD optics and Imaging at f7
Has anyone figured out whether it is possible to use a focal reducer with the new EdgeHD optics. With the built-in field flattener, is it possible to use a standard Celestron .63 reducer as well or are you stuck to imaging at f11 or f2 with a Hyperstar?
Peter.
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