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difference between astronomical telescope and galilean telescope

Comparison table :

              Astronomical telescope     Galilean telescope
1:In an astronomical telescope the eyepiece is a convex lens. 1:In Galilean telescope the eyepiece is a concave lens.
2:It forms an inverted image. 2:It forms an erect image.
3:The length  of the astronomical telescope is:
L =f0   + fe
       3:The length of the Galilean telescope is:
L =f0  –  fe

Read Also: Types of Telescopes

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