Our Customer Center provides a comprehensive one-stop service, offering a full suite of resources including product catalogs, manuals, quick start guides, instructional videos, software updates, and after-sales support. An OTDR trace is a graphical representation of power and distance of all elements of the optical fiber. Once saved, OTDR results can be used to reference the link for future testing. When to use an OTDR? The OTDR is the single piece of test equipment needed to provide the most accurate and complete. OTDR testing analyzes fiber optic cable performance from end to end by testing components along the cable, including connection points, bends, and splices. We offer a wide range of high-quality fiber testers available for short-term and long-term rental. Whether you need equipment for troubleshooting or maintenance, we have the tools you need to ensure the integrity of. We, ORIENTEK, stand by our products and pleased to provide you with full 3 year serviceWarranty for on all of our splicer otdr products. We,ORIENTEK,do hereby warrant our accessories such as Battery. An Optical Time Domain Reflectometer (OTDR) is a precision tool used to detect faults and measure loss along fiber optic links by analyzing backscattered light from high-speed pulses.