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Visual Fault Locator

/Pen Fiber Optic Visual Fault Locator VFL

Pen Fiber Optic Visual Fault Locator VFL

Rugged and waterproof design.

Pocket size and light weight, easy to use.

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This is specially designed for field personnel who need an efficient and economical tool for fiber tracing, fiber routing and continuity checking in optical network.


  • Metal case, Rugged and durable                                  
  • Low battery indication, to avoid leakage and wrong judgment                             
  • ESD protection design, Protect the LD effectively                            
  • Integrated case, to avoid the case intermediate broken                      
  • Re-changeable ceramic tube, to avoid returning to manufacturer for this small fault
  • Long battery life, up to 60 hours1mW


Central Wavelength

650nm±10nm (635nm can be required on request)

Emitter Type


Output Power (mw)

1, 10, 20, 30, 50

Optical Connector

2.5mm universal connector

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

can be optional on customer’s requests

Operating Model

Both CW and Pulse available

Pulse Frequency


Power Supply

2 AA alkaline batteries

Battery Operating Time

650nm@1mw ≥65hours


Test with Panasonic LR6 AA ALKALINE battery

Operating Temperature ()


Storage Temperature ()


Dimension (mm)



120(Without battery)

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