Focus on Fiber Optical(FTTH) Equipment & Tester & Tools Since 2011.

FOT3105N Mini VFL

The FOT3105N Economical VFL is an efficient and low cost basic fiber test tool, it provides a visible way to find fiber faults and identify fibers in an optical network during and after installation. It includes:Finding the breakpoint, poor connections, bending or cracking in fiber optic cables.Finding the faults of OTDR dead zoneEnd-to-end visual fiber identification.



* Constant & stable output power * Special laser driver circuit design, to make sure the laser output power remains a constant power level as long as in an available battery voltage. * Low battery warning, reminds users to change the battery timely. * Long battery life(up to 40 hours with AAA batteries) * Operates either in CW or Pulsed * Pocket size and light weight, easy to use



FOT3105N Economical VFL

Central Wavelength


Emitter Type


Output Power

1mw or 10mw

Optical Connector

FC/2.5mm universal connector

For 1.25mm connectors, FC (Male)-LC (Female) convertor

can be optional on customer requests

Operating Model

Both CW and Pulse(2Hz) available

Power Supply

Two AAA alkaline batteries

Battery Operating Time


Test with Panasonic LR6 AAA    ALKALINE battery

Operating Temperature

-10~+60 (℃)

Storage Temperature

-25~+70 (℃)

Dimension (mm)




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