Precision Rated Optics Fiber Optic Pro Optical Multi-Tester

Two Testers in One - Power Meter and Laser Source


What's special about this fiber optic tester?

  • Utilizes infrared light technology to make optical loss measurements, which are the best way to tell why a signal is not getting through to its destination.
  • Designed to give the technician an accurate reading while still being easy to use.
  • Inexpensive hand-held device can be carried to jobs without being cumbersome or adding to your already heavy load of tools and equipment.
  • Click for More Features

The OLM2 series consists of the OLM202A and OLM202B Optical Multi-Testers. These units combine a power meter and a 3-wavelength laser source, which are for use in optical fiber network installation and maintenance applications. Thanks to their ample data storage space, these testers are perfect for field testing and transferring the test results to PC through USB interface.

Part # Description Dimensions Price
PRO-OLM202A OLM2A Optical Multimeter dBm -70 to +10 6.614" H x 2.99" L x 1.69" W
PRO-OLM202B OLM2B Optical Multimeter dBm -50 to +26 6.614" H x 2.99" L x 1.69" W
  • Auto wavelength recognition saves you time and potential error, so your unit will detect and connect to the appropriate wavelength.
  • Able to store up to 999 test data results for easy recall at a labor time.
  • Included with your tester is a USB interface and PC associated software to upload your results to your computer.
  • Interchangeable connectors available for both power meter and laser source.
  • 3 year manufacturer’s warranty


Standard Accessories:

  • FC / SC / ST connectors
  • Soft Carrying Case
  • User Manual
  • PC Software
  • USB cable
  • AC/DC power adaptor
  • Rechargeable Batteries


Model # PRO-OLM202A PRO-OLM202B
Power Meter
Calibrated Wavelength (nm) 850/1300/1310/1490/1550/1625
Connector Interchangeable FC / SC / ST for PC/APC
Data storage (items) Yes
Ref. Value Yes
Display Units dB / dBm / mW / μW
Display precision (dB) 0.01
Accuracy ± 5% ± 1nW
Wavelength Recognition 1310/1490/1550 (input power ≥-40dBm)
Tone Detection 270 Hz / 1KHz / 2KHz (input power ≥-40dBm )
Measuring Range dBm OLM-202A
-70 to +10
-50 to +26
Laser Source
Calibrated Wavelength (nm) 1310/1490/1550
Connector Interchangeable FC/SC/ST for PC (APC is available at time of ordering)
Modulation frequencies 270/1K/2K Hz
*Output Power -5dBm ± 0.5dB

Long-term 8h

±0.1dB @1310/1550nm
±0.2dB @ 1490

Short-term (15min)

±0.05dB @ 1310/1550nm
±0.1dB @1490
Wavelength Recognizing Code Yes
General Specification
Auto Power off Yes
Power Supply 2pcs NiHM 1.2V, 2000mAh AC/DC Adaptor
PC interface USB
Battery Life > 100 Hours (laser off)
Storage Temperature -20°C +70°C
Operating Temperature -10°C +50°C
Relative Humidity <90% (Non-condensing)
Dimensions 6.614" H x 2.99" L x 1.69" W
Weight 0.683 lbs (310 grams)

*Note: Valid at 1550nm, CW, 23 ± 3° C, Relative humidity = 70%, with FC connector.

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