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Image in Thin Lens by Ray Tracing

Which of the ...

Question

Which of the following is correct about astronomical telescope?

A

It consists of two diverging lenses

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B

Its objective is a concave lens

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C

Its eyepiece is a convex lens with greater focal length than the objective

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D

The final image in this telescope is inverted

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Solution

The correct option is D The final image in this telescope is inverted
Since in astronomical telescopes we are not much bothered about the inverted carterer. So, we get final image in this telescope is inverted where in terrestrial, we get upright image.

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