BJR100-DDT-F is a photoelectric sensor, manufactured by Autonics, with a detection distance of 100 mm, an NPN output configuration, a DARK-ON / LIGHT-ON output state, and an output current of 20 mA. It is designed for detecting objects and measuring changes in distance. This device can be used in a wide range of applications such as proximity sensing, safety guarding, color recognition, and presence detection.