Engineered for efficiency and flexibility, the OTDR Fiber Rings by AFL are essential tools for anyone working with fiber optic networks. These compact and rugged launch and receive cables allow users to effectively measure the insertion loss at both the near-end and far-end connections of a fiber optic link using an OTDR. Available in standard lengths of 150, 500, and 1000 meters, these fiber rings come with diverse connector styles, including single-mode options suitable for various applications, making it easy to find the right fit for your testing needs. Lightweight and designed to fit seamlessly in OTDR cases or kits, they combine portability with performance, ensuring that you can test link loss with reliability and precision wherever you need it.