Patent ID: 8579436
Filing Date: 2013-11-12
Classification: G02C

Abstract:
1. An ophthalmic lens for a given wearer, intended to be worn in an eyeglass frame, comprising: a prescription control point P corresponding to a downward gaze α an upper area defined by downward gaze values, α, for the wearer, of between α a lower area defined by downward gaze values, α, for the wearer, of between α wherein: the power of the lens at point P is substantially equal to the prescription of the wearer, the upper area has, relative to the point P, along the downward gaze path, a continuous average power variation ΔPui the lower area has, relative to the point P, along the downward gaze path, a continuous variation in the average power ΔPui the average power gradient along the downward gaze path is less than 4.10