A contact lens is made of plastic by an index of refraction
A contact lens is made of plastic by an index of refraction of 1.48. The lens has an outer radius of curvature of +1.90 cm and an inner radius of curvature of+2.59 cm. What is the focal length of the lens?
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a contact lens is made of plastic by an index of refraction of 148 the lens has an outer radius of curvature of 190 cm
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