The LAR-400-5V from WayCon Positionsmesstechnik is a Laser Displacement Sensor with Measure/Sensing Distance 200 to 600 mm, Wavelength 655 nm, Response Time 1.5 to 10 ms, Repeatability 300 µm, 800 µm, Supply Voltage 12 to 24 VDC. More details for LAR-400-5V can be seen below.