Question

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DREIVE FORMULA FOR 1/F IN THE PARAXIAL RAY..



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Answer 1

REFER THE IMAGE..

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A paraxial ray is a ray that makes a small angle to the principal axis of the system, and lies close to the axis throughout the system.

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Answer 2

Answer:

A paraxial ray is a ray that makes a small angle to the principal axis of the system, and lies close to the axis throughout the system.

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