Thread: Celestron & Meade marriage...
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Old 22-10-2019, 03:31 PM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
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Damian,
The reducer also impacts on the final effective f ratio, as does the back focus positioning.
The attached spreadsheet was developed a few years ago to make things easier.
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File Type: zip reducers_V2a.zip (6.3 KB, 44 views)
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