The Smallest Object Separation a Near-Sighted Person Can Resolve with Her

The smallest object separation a near-sighted person can resolve with her naked eye is 4.1 * 10^-5 m.Assume her eye has a near point of 20 cm and a far point of 2.0 m,and she is using blue-green light ( $\lambda$ = 520 nm) .The index of refraction of the aqueous humor is 1.30.What is the diameter of her pupil?

A) 3.1 mm
B) 3.0 mm
C) 2.9 mm
D) 3.2 mm
E) 2.8 mm

Correct Answer:

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