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Handheld Visual Fault Locator(VFL)



* 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


- Maintenance in Telecom

- Maintenance CATV

- Fiber Optic Lab Testing

- Other Fiber Optic Measurements

JW3105N 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 zone
* End-to-end visual fiber identification

JW3105N VFL, 

Two AAA batteries, 

User Manual and Soft Carrying case.

Standard Packages
TypeJW3105N Economical VFL
Central Wavelength650nm±10nm
Emitter TypeFP-LD
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 ModelBoth CW and Pulse(2Hz) available
Power Supply Two AAA alkaline batteries
Battery Operating Time 40hoursTest with Panasonic LR6 AAA  ALKALINE battery
Operating Temperature-10~+60 (℃)
Storage Temperature-25~+70 (℃)
Dimension (mm) 100*30*18