Check the listing for details. Molectron Coherent PM150 Thermopile Laser Power Sensor. Condition: Used. Listed at 729.99 USD. Molectron / Coherent PM150 Thermopile Laser Power Sensor - Air-Cooled Condition: This Molectron/Coherent PM150 laser power sensor is pre-owned and shows minor surface wear on the sensor area. Despite these marks, it is in good condition overall. Please note, however, that this unit has not been tested. Here's what we know about it: Thermopile sensor suited for both pulsed and continuous-wave (CW) lasers Measures laser power in the range of 300 mW to 150W 19 mm active sensor diameter with a spectrally flat broadband coating Supports a spectral range from 0.25 to 11 µm Air-cooled via convection for efficient heat management ISO 17025 accredited, ensuring precision and quality assurance The PM150 is a reliable, air-cooled laser power sensor ideal for professional laser measurement tasks. Powered by SixBit's eCommerce Solution