Ray Optics and Optical Instruments

Related Questions

• The focal lengths of the objective and the eye-piece of a compound microscope are 2.0 cm and 3.0 cm respectively. The distance between the objective and the eye-piece is 15.0 cm. The final image formed by the eye-piece is at infinity. The two lenses are thin. The distances in cm of the object and the image produced by the objective measured from the objective lens are respectively

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• Why sun has elliptical shape on the time when rising and sun setting ? It is due to

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• Near and far points of a human eye are

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• A ray of monochromatic light is incident on one refracting face of a prism of angle 75°. It passes through the prism and is incident on the other face at the critical angle. If the refractive index of the material of the prism is $\sqrt{2}$, the angle of incidence on the first face of the prism is

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• The astronomical telescope consists of objective and eye-piece. The focal length of the objective is

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