The OMRON EE-SX1025 Photointerrupter is a high-quality transmissive sensor designed to detect objects or measure the position of moving parts with ultra-precision. With a compact size of 2.8mm, this Photologic sensor is an ideal choice for space-constrained applications. The emitter and receiver are housed in a single package, making installation quick and hassle-free. The open collector output ensures compatibility with a wide range of circuit configurations. This 4-pin photointerrupter delivers reliable and accurate results, making it suitable for various industrial and consumer electronics applications.