Electron tubes; Laser device for projecting a visible line on a work piece to be cut by a rotary power saw; Laser diodes; Laser equipment designed for cutting, drilling, marking, engraving and shaping optical lenses for eyeglasses; Laser equipment for non-medical purposes; Laser object detectors for use on vehicles; Laser pointers; Laser pointing device for use with firearms; Lasers for industrial use; Lasers for measuring; Lasers for non-medical purposes; Lasers, not for medical purposes; Le...