2D Polarization Maintaining Fiber Array – Precision PM Fiber Matrix for Optical Switching & Sensing 1. Product Overview The GracyFiber 2D Polarization Maintaining Fiber Array (2D PM Fiber Array) is a multi-fiber optical interface that combines two-dimensional fiber positioning with defined polarization-axis orientation. 2. Key Features Two-dimensional PM fiber matrix, supporting M×N and application-specific patterns Quartz and silicon material options listed in the product