Physics, asked by Infinite4545, 1 year ago

difference between cylindrical power and spherical power of eye

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Answered by anushka521
0
Spherical lenses are those lenses where the power is the same throughout the 360 degrees, that is throughout the lens. ... Any irregular surface has a cylindrical power and in ophthalmology we call it astigmatism, however of it is a regular smooth surface then it is only a spherical power.
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