Pair of progressive lenses comprising progressive ophthalmic surfaces including a first lens comprising a first progressive surface intended for a right eye of a wearer and a second lens comprising a second progressive surface intended for a left eye of a wearer, the first and second surfaces including a main progression meridian dividing the surface into a nasal portion and a temporal portion and passing through at least one fitting point Py of ordinate Yp in a coordinate system centered on a reference point O(0;0), characterized in that for the points located at an ordinate Yp on either side of said fitting point Py, the points of ordinate Yp being contained inside a 50 mm diameter disc centered on the reference point 0: 0.5 ≥ MaxgradCy l Ny 1 − MaxgradCy l Ty 1 MaxgradCy l Ny 1 + MaxgradCy l Ty 1 ≥ 0.2 where: MaxgradCylNy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the surface; and MaxgradCylTy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the surface, and for the points located at an ordinate Yp on either side of the point Py of each of the progressive surfaces: MaxgradCy l Ny 1 − MaxgradCy l Ty 2 MaxgradCy l Ny 1 + MaxgradCy l Ty 2 ≤ 0.1 and, MaxgradCy l Ny 2 − MaxgradCy l Ty 1 MaxgradCy l Ny 2 + MaxgradCy l Ty 1 ≤ 0.1 where: MaxgradCylNy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the first surface; MaxgradCylTy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the first surface; MaxgradCylNy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the second surface; and MaxgradCylTy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the second surface. MaxgradCylNy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the surface; and MaxgradCylTy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the surface, and for the points located at an ordinate Yp on either side of the point Py of each of the progressive surfaces: MaxgradCy l Ny 1 − MaxgradCy l Ty 2 MaxgradCy l Ny 1 + MaxgradCy l Ty 2 ≤ 0.1 and, MaxgradCy l Ny 2 − MaxgradCy l Ty 1 MaxgradCy l Ny 2 + MaxgradCy l Ty 1 ≤ 0.1 where: MaxgradCylNy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the first surface; MaxgradCylTy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the first surface; MaxgradCylNy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the second surface; and MaxgradCylTy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the second surface. MaxgradCylNy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the first surface; MaxgradCylTy1 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the first surface; MaxgradCylNy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the nasal portion of the second surface; and MaxgradCylTy2 is the absolute value of the maximum cylinder gradient of all the points located at said ordinate Yp in the temporal portion of the second surface.