Thread: what magnification do i need
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Old 08-12-2015, 09:42 PM
Venus88 (Amy)
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Join Date: Jul 2015
Location: Adelaide
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what magnification do i need
Hi. I have a focal length of 750mm. What magnification do I need to look at jupiter and saturn. I have 10mm and 20mm eye piece. Well they do the job?
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