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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.

FTBx-945 Telco OLTS is a multifunction optical loss test set for EXFO's FTB-2 and FTB-2 PRO platforms. Its FasTesT™ technology automates bidirectional fiber testing at two wavelengths in under 5 seconds.

FTBx-945 Fiber Certifier OLTS is an optical loss test module for Tier 1 fiber certification in data centers and enterprise networks. Its FasTesT™ technology certifies two fibers at two wavelengths in less than 3 seconds.

The MAX-945 Telco OLTS is a multifunction optical loss test set for FTTx and telecom network testing. Fully automated bidirectional FasTesT™ measures insertion loss, optical return loss and fiber length at two wavelengths in five seconds.

The MAX-945 Fiber Certifier OLTS is a handheld Tier-1 fiber certifier for data centers and enterprise cabling. FasTesT™ certifies two fibers at two wavelengths in under three seconds, with onboard diagnostics and automated fiber inspection support.

The FOT-600 is a handheld optical loss test set (OLTS) for fiber-optic link-loss characterization and network certification. It features automatic wavelength recognition and switching, a visual fault locator (VFL) and USB data transfer.

EXFO’s optical loss test sets (OLTSs) are available in dedicated handheld instruments and platform-based modules to suit various network architectures and test requirements.

FOT-300 is a handheld optical loss test set (OLTS) combining a light source and power meter for fiber-optic link-loss testing. It supports singlemode and multimode fibers with automatic wavelength identification and calibration parameter selection.

Our ultra-portable field-testing solutions for DSn/PDH and full legacy SONET/SDH are designed for installation, commissioning and maintenance of access and metro networks. These solutions offer test functions that range from BER measurements to advanced characterization.

EX1 is a pocket-sized FTTH and business services tester for Gigabit Ethernet, GPON and Wi-Fi, supporting bandwidth validation, GPON troubleshooting and residential Wi-Fi testing.