NEET Physics Ray Optics and Optical Instruments Questions Solved

For a normal eye, the cornea of eye provides a converging power of 40 D and the least converging power of the eye lens behind the cornea is 20 D. Using this information, file distance between the retina and the cornea-eye lens can be estimated to be

(a) 5 cm

(b) 25 cm

(c) 1.67 cm

(d) 1.5 cm

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