The Optek Optical Sensors - Reflective - Analog Output OPB606B is a reliable and accurate optical sensor designed for use in a variety of applications. This sensor features a 1.27mm reflective PCB and an analog output, making it ideal for applications that require precise measurements. The OPB606B is capable of detecting objects up to a distance of 10mm and has a wide operating temperature range of -40°C to +85°C. It is also resistant to shock and vibration, making it suitable for use in harsh environments. The OPB606B is easy to install and requires minimal maintenance, making it a great choice for any application.