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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.

8 products

Featured

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 NS-1548 - 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.

FLS-2200 - broadband source

The FLS-2200 Broadband Source is a high-power SLED-based light source that covers all the main bands used in telecom applications.

FTB-2200 - broadband source

Compact, rugged and reliable broadband light source for use with the FTB-5500B PMD Analyzer—ideal for the field environment

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-240 Pocket Pal - visual fault locator

Straightforward solution for identifying breaks, bends, faulty connectors or splices, as well as other causes of signal loss.

FLS-140 - visual fault locator

Highly efficient pocket-size visual fault locator—the ideal complementary tool for any fiber-testing technician.

FLS-110 - optical source

Polarized source—ideal for field PMD measurements and especially suited to PMD measurements using the FTB-5500B PMD Analyzer.