Delta offers several types of photoelectric sensor products, including flat type, cylindrical type, lateral type and rectangular type, to meet a variety of customer demands. The rectangular type is adaptable to a variety of industrial environments, while our new rectangular type (TEACH) provides a brand new exterior and a user-friendly TEACH button design as another sensor choice. Flat type photoelectric sensors are easily installed on any equipment without space limitations. The cylindrical type with M18 nickel coated brass allows customers to mount it on their machine easily, and the TEACH button design provides user-friendly control. The lateral type has a slim design and is easy to assemble, and provides customers with more sensor alternatives.