What happens when parallel rays of light falls on a lens make some angle with principal axis. Explain?
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... With a spherical lens, the rays will be brought to an approximate focus. Compared to rays on the principal axis, the focus will be aberrated with the largest aberrations being coma and astigmatism.. ♡___
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Answer: if a ray of light which parallel to principal axis after refraction from the lens it will pass through focus or appears to coming from focus.
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