AddOn Networks ADD-LC-LC-SMF-5DB fiber optic cable 11.8" (0.3 m) OS2 Yellow

This is a LC duplex loopback connector with a 5db attenuator. This is made from OS2 cable which has a core size of 9 microns OS2 is a standard single-mode optical fiber commonly used with wavelengths of 1310nm and 1550nm (9/125 microns), and has a maximum attenuation of 1dB/km. The OS2 standard is defined in ISO/IEC 11801. This adapter is best suited for fiber testing. Our patch cables are 100% compliant for all of your networking needs.