OLT-20 Optical Loss Tester integrates laser source module and power meter module in one set, which can perform power testing and link loss testing in optic fiber network conveniently. The typical applications include fiber identification, attenuation and loss measurement, continuity verification and fiber link transmission quality evaluation for installation, routine inspection and daily maintenance of MAN, WAN and CATV systems as well as for lab test and research work.

Features:

• Applicable on singlemode/multimode fibers  
• Microprocessor & linear amplifier ensure long-time accuracy
• Quick response, no warm-up
• Interchangeable connectors: FC/SC/ST
• Dual-way power supply: 9V alkaline battery/Optional AC adapter
• Pocketsize, large LCD display
• Multi-wavelength measurement
• Display units: dB/dBm/mW/?W
• Link loss testing
• CW/Modulation mode (270/1K/2K Hz)
• Low power indication/Auto off