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Series are mainly used to measure the length, loss and connection quality of optical fiber and cable. It is widely used in engineering construction, line maintenance test, emergency repair, development and production mea- surement of optical fiber and optical cable. It is mainly used in urban trunk line, backbone network and metro- politan areanetwork.

Optical fiber installation, maintenance, and troubleshooting
PON/FTTH network testing and construction verification
Metro, backbone, and trunk line fiber network diagnostics
Optical component development and production line testing
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