300℃ Polyimide PM Fiber - Panda-type Polarization Maintaining Optical Fiber - High Temperature 1550nm Fiber Optic - 125/155um PI Coated Panda Fiber

The OFSCN® series Polyimide-coated Polarization Maintaining (PM) fiber utilizes a high-precision Panda stress structure design. Featuring a specialized 155 μm fine-diameter Polyimide (PI) coating, this fiber offers exceptional high-temperature resistance (up to 300°C) and superior mechanical reliability. Developed specifically for high-precision fiber optic gyroscopes (FOG), extreme environment sensors (FBG), and compact optoelectronic devices, it provides extremely low polarization coupling and excellent geometric consistency.

Product brand is OFSCN®.

Note: The content of this information is for reference only. Due to different production batches, there may be slight deviations in the specifications.

OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber

OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber Technical Parameters (Revised based on Actual Test Data)

Key Product Features of OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber

• Extreme Temperature Resistance: The Polyimide coating supports long-term operation in environments ranging from -65°C to +300°C, far exceeding standard acrylate fibers.
• Superior Geometric Precision: The measured core/clad concentricity is less than 0.8 μm, which significantly reduces splicing loss and enhances polarization alignment precision.
• Compact Design: The 155 μm outer diameter is ideal for high-density winding (e.g., miniaturized FOGs) or Seamless Steel Tube (FIMT) encapsulation.
• Panda Stress Structure: The classic Panda configuration provides stable birefringence, ensuring a high Polarization Extinction Ratio (PER).

Recommended Applications & Industries of OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber

A. Application Scenarios of OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber

1. High-Precision Fiber Optic Gyroscopes (FOG): Used for winding compact fiber coils in aerospace navigation systems.
2. High-Temperature FBG Sensors: Writing gratings for polarization-dependent strain monitoring in power plants, gas turbines, and chemical reactors.
3. Oil & Gas Well Monitoring: Utilizing the fine diameter and heat resistance for distributed acoustic or temperature sensing via FIMT encapsulation.
4. Medical Sterilization Equipment: Capable of withstanding signal transmission in high-pressure steam sterilization environments.

B. Target Industries of OFSCN® 300℃ Polyimide Panda-type Polarization Maintaining Optical Fiber

• Aerospace & Defense: Inertial navigation, structural health monitoring (SHM).
• Energy & Mining: Downhole tools for oil/gas, geothermal resource monitoring.
• Power Engineering: Transformer winding temperature measurement, grid stress monitoring.
• Scientific Research: R&D in laser physics, quantum communication, and specialty fiber lasers.