With accommodation at rest, total refractory power of crystalline lens is -: (A) 14D, (B) 16D, (C) 18D, (D) 20D
Answer is B. The diopteric power of reduced eye is +60D, of which +44D is contributed by cornea and +16D by the crystalline lens. Reference: Optics and refraction AK Khurana 7th edition page 31