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Old 08-09-2011, 12:41 AM
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firstlight (Tony)
You can't have everything

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Join Date: Aug 2005
Location: Acacia Ridge, Queensland
Posts: 1,503
Yes Chris, it is a 0.8 field flattener/reducer that I got with the scope. Makes it f4.9 from memory, something like 550mm fl.

Here is the pixinsight repro of the comet.

Cheers
Tony
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