Ray Optics and Optical Instruments

Related Questions

• A lens (focal length 50 cm) forms the image of a distant object which subtends an angle of 1 milliradian at the lens. What is the size of the image

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• The angle of minimum deviation for a prism is 40° and the angle of the prism is 60°. The angle of incidence in this position will be

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• The light gathering power of a camera lens depends on

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• A thin prism $P_1$ with angle 4° and made from glass of refractive index 1.54 is combined with another thin prism $P_2$ made from glass of refractive index 1.72 to produce dispersion without deviation. The angle of prism $P_2$ is

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• Which one of the following alternative is FALSE for a prism placed in a position of minimum deviation

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