Prescription of presbyopic lens to a 50 year old emmetropic individual?
Correct Answer: +1.75 D
Description: A rough estimate of the power of presbyopic glasses in an emmetrope can be made from the age as follows:- 40 years: +1.00 DS 45 years: +1.25 DS 50 years: +1.75 DS 55 years: +2.00 DS 60 years: +2.25 DS 65 years and above: +2.50 DS
Category:
Ophthalmology
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