The LAS2-TM-500 from WayCon Positionsmesstechnik is a Laser Displacement Sensor with Measure/Sensing Distance 50 to 550 mm, Wavelength 660 nm, Response Time 0.4 ms (Delay), Repeatability 12 to 686 µm, Supply Voltage 12 to 28 VDC. More details for LAS2-TM-500 can be seen below.