The visual fault locator is an indispensable tool for quickly finding micro-bend losses and breaks in fiber. If the fiber is bent excessively, the red laser leaks through the jacket; light also leaks at breaks. It can also be used to determine whether a ceramic connector is damaged.
Features
Simple, practical design
Sturdy, compact waterproof copper housing
Test distance up to 10 km
Continuous wave output mode for steady fault indication
Flashing output mode for better visibility
Convenient "universal" interface fits all 2.5 mm fiber connectors (also works for 1.25mm
with an adapter)
Simple two-position switch
Light source: 650nm red Class 3A laser diode (not a cheap LED)