Melles Griot offers a wide variety of power and energy measuring devices. Our integrated, broadband power meter manufacturers uses thermopile technology, has a flat response from 200 nm to 20 µm, and can measure output power from 10 µW to 2 W. Our modular power meter system is based around two control units and a plethora of calibrated, interchangeable, thermopile, semiconductor, and pyroelectric detector heads capable of measuring cw and pulsed output power ranging from a few picowatts to 50 watts.