Overview of Photoelectric Sensors | OMRON Industrial Automation
IR Diffuse Dia M18 - 4 Wire Sensor : Electronic Switches India Pvt. Ltd.
TNI CONTROLS M18 Diffuse Photoelectric Sensor DC Input, 10 to 30VDC / 200mA, 2mtr Long Cable ABS Body Photoelectric Switch Pack of 1Pc's TYPE:M18-DC-PNP-NO (RANGE: 500mm) : Amazon.in: Home Improvement
Overview of Photoelectric Sensors | OMRON Industrial Automation
Optical sensors
AUTONICS 12-24 V DC Round Brass Sensor with Photo, Diffuse Reflective, Light and Dark on and PNP Output (Black) : Amazon.in: Industrial & Scientific