Draw the ray diagram of acompound microscope.

Draw a ray diagram of compound microscope for the final image formed at least distance of distinct vision?

Draw a labelled ray diagram of a compound microscope. Explain its working and derive an expression for its magnification power when final image is formed at a least distance of distinct vision.

Draw a ray diagram of an astronomical telescope in the normal adjustmetn position. State two drawbacks of this type of telescope.

Draw the diagram of scrub stage.