Profile: Tri-Tronics Co., Inc. is a manufacturer of photoelectric sensors and fiberoptic light guides. We also provide registration mark sensors, label sensors, miniature glass fiberoptic light guides and plastic fiberoptic light guides. Our Smarteye Pro is an automatic event-driven, self-adjusting photoelectric sensor that compensates for deteriorating changes during operation. These changes include dirty lenses or reflectors, broken fiber optics, light source drift and target variations in positions, orientation and color. Our brands include SMARTEYE™, COLORMARK™, LEADING EDGE™ and RETROSMART™. We serve the industries such as packaging, machine automation, inkjet printing, coding, offset printing, product inspection, labeling and material handling industries.