Question

collect the information about lenses used by galileo in his telescope

Answer 1

His telescope was a retracting telescope. It had convergent objective lens and divergent eye piece lens.

Answer 2

Answer:

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: