Toric lenses weekly contact lenses series johnson johnson acuvue advance quantity 6 pieces type of lens soft lenses material galyfilcon a diopters 850 wearing time 2 weeks diameter 145 mm base curve 86 mgliche zylinder 0 75 1 25 1 75 2 25 mgliche achsen 10 180 oxygen permeability dkt 86 water content 47 geeignet fr astigmatism