Virtual Power Meters
Virtual optical power meters use the power of your PC to measure an optical sensor at a lower cost than an optical power meter with it's included display.

844-PE-USB Virtual Optical Power and Energy Meter
- Measure down to nanowatts with photodiode sensors
- Measure up to 5000 W with thermopile sensors
- USB interface with powerful PMManagerTM PC application

845-PE-RS Virtual Optical Power and Energy Meter
- Measure down to picowatts with photodiode sensors
- Measure up to 5 kW with thermopile sensors
- RS232 interface with powerful PMManagerTM PC application