Precision Fiber’s Precision Tune connector is a breakthrough in connector designs. Specifically designed for PM (Polarization Maintaining) assemblies and devices.
Features:

High and consistent extinction ratios: -27 to -30dB typical
Low Insertion Loss: < -0.2dB typical
80, 125, 125.5, 126 and 127 micron ferrule options
Narrow and Wide Key Options, TIA compliant
Pre-Assembled for ease of manufacturing
Accommodates 0.9, 2.0 [...]