A list of the lens manufactures we use Carl Zeiss Vision:                Zeiss, Sola & American optical, are all brands supplied by this German optical power house.                                            Rodenstock:                                                                   Essilor:                               Varilux                                            Hoya: Kodak: Norville optical:                Vista Mesh is a Unique lens with a very fine optical grating pattern super-reinforced onto lens surface