Features 1,Reduces Measurement Uncertainty: The OTDR launch cable is specifically designed to complement OTDR testing by effectively reducing measurement uncertainty in blind zones. This ensures a higher level of testing accuracy and reliability for professionals working in optical fiber networks. 2,Superior Sealing Performance: Featuring excellent sealing properties, the OTDR launch fiber cable is water resistant, dirt resistant, and explosion proof. These robust characteristics make it suitable for use in a wide range of environmental conditions, ensuring durability and consistent performance. 3,Lightweight and Portable Design: Without requiring fiber splicing, the OTDR testing extension cable boasts a compact and lightweight design. This makes it easy to carry and operate, providing convenience for technicians who require mobility during various optical fiber testing activities. 4,Long Lasting and Stable: Constructed using premium ABS material, the OTDR launch cable box is both sturdy and long lasting. This ensures stability and a long lifespan, making it a dependable choice for frequent use across different testing scenarios. 5,Versatile Application Scenarios: Widely applicable in Local Area Networks (LANs), Wide Area Networks (WANs), and Metropolitan Area Networks (MANs), the OTDR launch cable is versatile and accommodates an array of optical fiber application settings, meeting diverse industry needs. Specification Item Type: OTDR Launch Cable Material: ABS Fiber Type: SM G652D 9 or 125um Length: Approx. 500m or 1640ft Connector: SC or UPC Typical Loss: 0.33dB or KM at 1310nm, 0.19dB or KM at 1550nm Operating Temperature Range: -40 to 85°C Package List 1 x OTDR Launch Cable 1 x Storage Bag 1 x Testing Report Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.