Quote:
Originally Posted by hypersonics
When I look at Orion M42 with 8" + 30mm eyepiece, what would be the relative magnification that I can expect in comparison to viewing via naked eyes?
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https://astronomy.tools/calculators/magnification
Your Bintel 8 inch GSO telescope has a focal length of 1200mm
With the 30mm, 40x
With the 15mm, 80x
With the 9mm, 133.3333333333......x