Refraction in a Biconvex Spherical Lens

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Consider a biconvex spherical lens with left radius and center and right radius with center at . A ray enters the lens at , passes through it and leaves it at . This Demonstration shows the ray and its corresponding angles.

Contributed by: Izidor Hafner (March 2011)
Open content licensed under CC BY-NC-SA


The angles are:

is the angle


[1] A. Halpern, 3,000 Solved Problems in Physics, New York: McGraw-Hill, 1988.


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