Fiber testers provide the precision needed to install, certify, and maintain high-speed optical networks. This category includes OLTS certifiers, OTDRs, optical power meters, light sources, and visual fault locators. As network speeds and bandwidth demands increase, fiber performance requirements have become more stringent. Fiber testing is more important than ever. What do fiber testers do? Which fiber tester is right for you? In. Fluke Networks has a wide range of Fiber Optic testing products to help certify that power losses are within standards and to troubleshoot broken and high loss links on single-mode and multimode fiber all with ease-of-use, accuracy, and durability. Get pass/fail results in seconds. Highly reliable,rugged,flexible,accurate and designed for test productivity. Explore our full range of inspection tools, OTDRs, power meters, FTTx diagnostics, and software designed for fast. Fibre optic testers are devices that are used to specifically test and run diagnostics on any fibre optic wiring or device receiving a signal from one. Whether you're seeking Power Meters, Loss Testing Inspection tools, or comprehensive Fiber Optic Test Kits, we have a solution for every application.