Toric lenses daily contact lenses series ciba vision focus quantity 90 pieces type of lens soft lenses manufacturer specific features ciba vision aquacomfort technology material nelfilcon a diopters 500 wearing time 1 day diameter 142 mm base curve 86 mgliche zylinder 1 50 0 75 mgliche achsen 10 180 oxygen permeability dkt 26 water content 69 geeignet fr astigmatism