The refractive power of emmatropic eye is: (A) 50 D, (B) 58D, (C) 65 D, (D) 68 D
Answer is B. (58-D) (26-Khurana4rd)* The total dioptric power is +58 D, of which cornea contributes + 43 D and the lens + 15 DDimensions of an adult eyeballAnterior posterior diameter24 mmHorizontal diameter23.5 mmVertical diameter23 mmCircumference75 mmVolume6.5 mlWeight7 gm.