Thread: Eyepiece choice
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Old 24-11-2012, 01:57 PM
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mental4astro (Alexander)
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Join Date: Jun 2008
Location: sydney, australia
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Did the maths:

40mm plossl, 43* AFOV, gives magnification of 50X in a C8

Field of view (actual amount of sky) is 43 / 50 = 0.86*

42mm SuperView, 68* AFOV, gives magnification of 47.6X

Field of view is 68 / 47.6 = 1.43*

The SuperView shows nearly 2.8 times as much of the sky than the plossl!
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