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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: BOB
  • Model Number: BOB-VFL650-8S
  • patent: Appearance patent
  • Color: Black
  • Materia: High-end imports of Brass
  • Wavelengths: 650±10nm
  • Output Power: 30mw,40mw,50mw
  • Optical Connector Type: 2.5mm,1.25mm
  • Operating Model: CW,Pulse
  • Power Supply: 2x"AA"

Packaging & Delivery

Packaging Details ASD-box
Delivery Time Shipped in 4 days after payment



Product Description

high performance Visual Fault Locator 50km laser range New design optical tester 50mw for exfo otdr cable Telecommunications 

This type VFL is specially designed for field personnel who need an efficient and economical tool for fiber tracing, fiber routing and continuity checking in optical networks. It finds breakpoints, poor connections, bending or cracking in fiber optic cables; and it can find faults in an OTDR dead zone and is used for end-to-end visual fiber identification.  

Central wavelength650nm±10nm (635nm is available on request)
Emitter typeFP-LD 
Output power5mw10mw20mw30mw40mw50mw
Laser Range≥5km≥10km≥20km≥30km>35km>40km
Pulse frequency2Hz to 3Hz / 9Hz
Power supply2AA alkaline batteries 
Operating temperature-20°C to 60°C
Storage temperature-40°C to 85°C
Weight155g (without battery)
Operating model Both CW and Pulse available
Optical connector2.5mm universal connector, for 1.25mm connectors, FC (Male)-LC. (Female) convertor can be provided on request


1.Maintenance in telecom, CATV

2.Test Lab of optical fibers

3.Fiber routing and continuity checking in optical networks

4.Other fiber optic measurements


1.adopt high quality triangular laser chip, life 8000-8000 hours

2.Use APC circuit, constant power output and battery pack design

3.Low power LED display, display more intuitive

4.Is normally on, flash (9 hz), slow flash (3 hz) three work modes

5.overall style resembles transformers, hale, devices are strong

6.Shell parts for aluminum alloy material, the surface anodic oxidation bright black, buttons for stainless steel 316, grain surface car light

7.Products increase the heatsink, multiple electrostatic protection, power is more stable

8.2.5mm universal connector,for 1.25mm connectors,FC(male)-LC(Female) adaptor also can be provided on request

9.Operates either in CW or Pulsed mode with constant output power

10.Long battery life (up to 60 hours)

11.Drop-resistant and dust-proof design of laser head

12.Laser case ground design prevents ESD damage

13.Portable and rugged

14.Easy to use




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