N7bk1 is screws free, electric, nickel free, plating free and welding free with 6mm sustainable polymer. The weight is 40% lighter than acetate.
49mm lens size
21mm bridge
145mm temples length
UV400
N7bk1 is screws free, electric, nickel free, plating free and welding free with 6mm sustainable polymer. The weight is 40% lighter than acetate.
49mm lens size
21mm bridge
145mm temples length
UV400