cse • paper_1 • waves_oscillationscse-2021-subject-02-004
Lens aberrations — UPSC CSE 2021 Physics PYQ
Buy PYQ Solution Manual →What is chromatic aberration? Obtain the condition for achromatism using combination of two thin lenses placed in contact to each other. Can this system work as achromatic doublet if both are of same material? Justify your answer.
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