The PE100BF-DIF-C is a large aperture pyroelectric energy meter with a removable diffuser. It has a 96mm aperture with diffuser off and 85mm aperture with diffuser on. It can measure energies from 0.4mJ up to 40J. It can operate at repetition rates up to 200Hz and is calibrated for 0.532, 1.064 and 1.55µm. The sensor comes with a standard 1.5 meter cable for connecting to a meter or PC interface.
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Beam Splitter Assembly to measure pulsed laser sources too energetic for direct measurement. The reading with the Beam Splitter can be calibrated by setting the laser to a lower energy that will not damage the sensor and then taking a measurement with the beam splitter and without and taking the ratio.