Using a lens of +14D, magnification of fundus of an emmetropic eye in indirect ophthalmoscopy is:: (A) 5 times, (B) 10 times, (C) 25 times, (D) 15 times
Answer is A. Magnification of lens = DIOPTRIC POWER of eye/ diaoptric powr of lens =+60D/14D [?] 5x.