Thread: What is a "Crayford" focuser?
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Old 16-02-2007, 09:12 PM
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yagon
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Join Date: Feb 2006
Location: N Sydney, Seal Rocks, other remote beaches
Posts: 171
What is a "Crayford" focuser?
Can someone please explain what a "Crayford" focuser is, and how it is different from a "Rack and Pinion" focuser?
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