Archive for June, 2010

Is 25x to 30x magnification through a lens based telescope be used for astronomical purposes??

Tuesday, June 8th, 2010 at 7:41 pm  
Comments (6)

I.e to watch the moon and nearby planets.......not the stars and other galaxies

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logo Is 25x to 30x magnification through a lens based telescope be used for astronomical purposes??
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The area of a telescope lens is 5260 mm2 whats is the area of the lens in sq feet?

Sunday, June 6th, 2010 at 9:48 am  
Comments (26)

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logo The area of a telescope lens is 5260 mm2 whats is the area of the lens in sq feet?
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