The LTS 25-02 | 8000-6471 from Vitrek is a Laser Displacement Sensor with Measure/Sensing Distance 2 mm, Wavelength 670 nm, Resolution 0.038 µm, Supply Voltage 15 to 28 VDC, Laser Power <5 mW. More details for LTS 25-02 | 8000-6471 can be seen below.