Light sources
Light sources simulate the optical voice, video and data signals of real-life service applications, making them an essential component of a thorough testing process. Discover EXFO’s broad range of light-source testing solutions.
FLS-190 - High-power visual fault locator (VFL)
This high-power pocket-sized VFL is an essential tool for any technician testing fiber over long distances.
FiberBasix 50 - Handheld testers
Handheld light source/power meter combo delivering simple, accurate measurement of signal attenuation during fiber-optic cable installation
FLS-140 - Visual fault locator
Highly efficient pocket-size visual fault locator—the ideal complementary tool for any fiber-testing technician.
FLS-240 - Visual fault locator
Straightforward solution for identifying breaks, bends, faulty connectors or splices, as well as other causes of signal loss.
FLS-300 - Light source
The most versatile, complete light source available with up to three singlemode wavelengths on a single port, or four wavelengths (two multimode and two singlemode) on two ports.
FLS-600 - Light source
Part of EXFO’s 600 handheld series, the FLS-600 Light Source is designed for first-class versatility—it offers laser and LED models, as well as various wavelength options.
FLS-600-NS-1548 - FLS-600-NS1548 - Encircled flux compliant light source
Tier-1/2 solutions with controlled source launch conditions for maximum accuracy and repeatability designed to remove uncertainty from multimode fiber testing.
PXM/LXM - Duplex and multi-fiber OLTS
Tier-1 certification kit with power meter and light source, compatible with multiple duplex and multi-fiber connectors. Measures loss, length, and polarity in just 1 second, compliant with singlemode and multimode fiber certification standards.