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

Question 73

Multiple Choice

The smallest object separation a near-sighted person can resolve with her naked eye is 4.1 * 10-5 m.Assume the diameter of her pupil is 3.0 mm,her eye has a near point of 20 cm and a far point of 2.0 m,and she is using light of a certain wavelength, λ\lambda .The index of refraction of the aqueous humor is 1.30.What is the wavelength of this light, λ\lambda ?


A) 655 nm
B) 486 nm
C) 421 nm
D) 615 nm
E) 520 nm

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