Optical Power Meter OPM-300

FOT OPM-300 Optical Power Meter

OPM-300 Handheld Optical Power Meter

OPM-300 Handheld Optical Power Meter

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FOT Optical Power Meter Series

  An optical power meter (OPM) is a device used to measure the power in an optical signal. 

  FOT OPM-300 Handheld Optical Power Meter is a fiber optic tester, which aims at the installation, engineering acceptance and maintenance of fiber network. Compared with other usual power meters, it has more functions, like automatic wavelength identification, auto wavelength switching, intelligent backlight, data saving via USB port.


  • Wave ID Auto wavelength identification & switching 
  • Frequency ID —Auto frequency identification
  • 2 types of backlight modes, manual or outside light intensity, which indicated by LED light red or blue color.
  • Intelligent backlight 
  • USB communication port for saved testing records download
  • Reference power level can be set up and stored
  • User self-calibrating function
  • Auto-off function 
  • Up to 240hrs battery life


Calibration Wavelength(nm)800~1700
Detector typeInGaAs
Detector Size(mm)0.3
Measurement Range(dBm)-60-24
Uncertainty (dB)+ 0.2(5%)
linearity (dB)0.01
Display resolution(dB)0.03
Frequency ID (Hz)270 330 1K 2K
Wave ID (nm)8.509801300131E+25
Resolution(dB)Linear 0.1% or Non-linear 0.01dBm
Communication PortUSB
ConnectorFC/PC ( Interchangeable FC/SC/ST connectors can be optional)
Alkaline battery3AAA 1.5V  or Li battery (9V) optional
Power Adapter(V)8.4
Battery Operating time (h)240 without backlight
Operation Temperature( o C)-10( o C) +60
Storage Temperature( o C)-25( o C)+70
PackageOptical Power Meter, 3pcs 1.5V Batteries, Power Adapter(optional), User Manual, USB cable, CD, Cotton Stick and Soft Carrying Case.

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