Focal length of objective eyepiece and inverting lens of terrestrial telescope for 20 CM 10 cm and 5 cm respectively. Length of tube containing these lenses at normal adjustment is (1)30cm (2)35cm (3)50cm (4)40cm
Baader 2" Amici-erecting-prism 90° with 2" holder and 2" sleeve
Terrestrial telescope - Optical Instruments
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Describe the terrestrial telescope based on the following points.(i) Labeled Ray diagram.(ii) Derivation of formula for magnifying power, when the final image is formed at the least distance of distinct vision.