Optical Sensors

Optical Sensors are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many optical sensor manufacturers including ams OSRAM, Banner Engineering, Broadcom, Omron, onsemi, Panasonic, Texas Instruments, Toshiba & more.

Optical sensors are electronic sensing devices designed to detect light, changes in light intensity, or the presence of objects using optical principles. By converting optical energy into electrical signals, they enable accurate monitoring, detection, measurement, and control functions across a wide range of electronic and industrial systems. These sensors play a critical role in automation, safety, imaging, proximity detection, and environmental monitoring applications where reliable non-contact sensing is required.

Types: The most common optical sensor types include photoelectric sensors, photodiodes, phototransistors, ambient light sensors, color sensors, infrared sensors, optical proximity sensors, reflective sensors, and image-based optical sensors, each optimized for specific detection, measurement, and sensing requirements.

Applications: Optical sensors are widely used in industrial automation systems, consumer electronics, automotive safety systems, medical devices, machine vision equipment, security systems, robotics, communication platforms, and environmental monitoring applications to detect light, motion, presence, position, and optical characteristics.

Selection requirements: To choose optical sensors, evaluate sensing range, wavelength sensitivity, response time, output type, detection method, ambient light immunity, operating temperature range, package type, environmental protection rating, and suitability for the intended operating conditions.

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Please view our large selection of optical sensors below.