Visual Fault Locator Videos

FIS Dual Source Visual Fault Locator

In this video, we introduce the FIS Dual Source VFL for LC duplex cables. You can toggle between “A” and “B” sources and the small handheld design is powered by a 9 volt battery.

Purchase the Dual Source LC VFL

FIS Mini MPO Visual Verifier

The FIS Mini MPO Visual Verifier has a simple handheld design. This coupled with its straightforward, easy-to-use keypad interface unit will determine if all channels are properly installed and allow the user to quickly ensure the proper continuity of the MPO cable with visible light. The FIS Mini MPO Visual Verifier illuminates source A, channels 1 thru 6, or source B, channels 7 thru 12.  The device can activate a single source or both sources simultaneously, and one can modulate while the other source is constant. The Mini MPO Visual Verifier is configured to work best with 12-Fiber MPO cables and female MPO/PC connectors only. 

Visual Fault Locator Lasers - How Much Power Do I Need?

In this video,  John Bruno discusses why you should be extremely careful when working with equipment that contains lasers such as a Visual Fault Locator (VFL). He also cautions you about some of the high powered lasers that are available on the market today. His message is extremely important.