collect the information about lenses used by galileo in his telescope
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His telescope was a retracting telescope. It had convergent objective lens and divergent eye piece lens.
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Lenses used by Galileo in his telescope:
He used crude refracting telescope
Initial version magnification was 8x, later version magnification was 20x.
His telescope had a convex objective lens and a concave eyepiece in a long tube.
The concave lens served as the ocular lens.
The lens are situated on either side of a tube such that focal point of the ocular lens is same as the focal point for the objective lens
Explanation:
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