SS-OR-2033F series Optical Time Domain Reflectometer (OTDR) is an intelligent meter of a new generation for the detection of fiber communications systems. With the popularization of optical network construction in cities and countryside, the measurement of optical network becomes short and disperse; SS-OR-2033F is specially designed for that kind of application. It’s economic, having outstanding performance. SS-OR-2033F is manufactured with patience and carefulness, following the national standards to combine the rich experience and modern technology, subject to stringent mechanical, electronic and optical testing and quality assurance; in the other way, the new design makes SS-OR-2033F smarter and more compact and multi-purpose.