Q: What is Polarization Maintaining (PM) Patch Cord?

A: A Polarization Maintaining (PM) Patch Cord is a type of fiber optic cable that maintains the polarization state of light as it travels through the fiber. This is accomplished using a specialized fiber that maintains a consistent orientation of the fiber’s core relative to the connector end face. PM Patch Cords are used in applications where maintaining the polarization state of light is critical, such as in fiber optic gyroscopes, sensing applications, and certain types of telecommunications systems.

Q: What features are the Polarization Maintaining (PM) Patch Cord?

A: The features of a Polarization Maintaining (PM) Patch Cord are:

• Maintains polarization state: PM Patch Cords are designed to maintain the polarization state of light as it travels through the fiber, ensuring accurate transmission of signals.
• Specialized fiber: PM Patch Cords use a specialized fiber that maintains a consistent orientation of the fiber’s core relative to the connector end face.
• High stability: PM Patch Cords maintain a stable polarization state over long distances, making them ideal for use in applications where maintaining polarization state is critical.
• Connector compatibility: PM Patch Cords are available with a variety of connector types, including FC, SC, and LC, making them compatible with a wide range of fiber optic equipment.
• Single-mode or polarization-maintaining fiber: PM Patch Cords can be made with either single-mode or polarization-maintaining fiber, allowing for flexibility in application.

Overall, the key features of PM Patch Cords are their ability to maintain polarization state, use of specialized fiber, high stability, connector compatibility, and fiber type options.