Water cooled thermal power/energy laser measurement sensor with the very large aperture of 120mm. It can measure power from 1W to 2000W and energy from 6J to 6000J. It has the spectrally flat broadband coating and covers the spectral range from 0.19 to 20µm. The sensor comes with a standard 1.5 meter cable for connecting to a meter or PC interface.제품 문의하기