Question

What is chromatic aberration ? How can it be minimized or eliminated ?

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Updated on : 2022-09-05
Solution
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The image of a white object (or illuminated by white light) formed by a lens is usually coloured and blurred. This defect of the image produced by a lens is called chromatic aberration. 
It can be minimized or eliminated by using an achromatic doublet or by achromatic triplet.

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