Cable assemblies

PM Fibre: Polarisation-Maintaining Solutions

PM Fibre Cable Axis Alignment
PM Fibre Axis Alignment

If you are unfamiliar with them, PM fibres preserve the polarisation state of light as it travels through the fibre. This preservation is crucial in maintaining the quality and reliability of optical signals, particularly in advanced communication systems.

Key Features and Benefits

  1. To ensure optimal signal quality: Servicepower Ltd’s PM fibres excel at preserving the polarisation state of optical signals throughout transmission. These guarantee accurate and reliable data transmission by minimising the adverse effects of polarisation mode dispersion.
  2. For optimised performance: Our PM fibres facilitate efficient and high-fidelity signal propagation by minimising polarisation insertion loss and crosstalk between polarisation modes. As a result, transmitted data experiences minimal distortion, enhancing system performance and reducing errors.
  3. Reliability in demanding environments: Our PM fibres are built to withstand challenging conditions, tolerating mechanical stress, temperature fluctuations, and other environmental factors without compromising signal integrity. This reliability is crucial for various applications across diverse industries.
  4. Tailored solutions: At Servicepower Ltd, we understand the unique requirements of different applications. Hence, we offer customisable PM fibre that cater to specific needs. Our team works closely with customers to understand their requirements and deliver tailored solutions to optimise overall performance.


Servicepower Ltd’s PM fibres find applications in various industries and sectors, including:

  1. Coherent Optical Communication Systems: PM fibres are integral to coherent optical communication systems. They support advanced modulation schemes and digital signal processing, enabling high data rates, long transmission distances, and improved system performance.
  2. Fiber Optic Sensing: PM fibres are crucial in applications such as distributed temperature sensing and fibre optic gyroscopes. Their stability and reliability ensure accurate and precise measurements, making them ideal for critical sensing applications.
  3. Optical Instrumentation: PM fibres are widely used in optical instrumentation setups, including interferometers, polarimeters, and fibre lasers. Preserving signal integrity enhances accuracy and performance in precision optical instruments.


Servicepower Ltd’s PM fibres offer a comprehensive solution for maintaining signal integrity in high-performance communications. Whether you are involved in coherent optical communication systems, fibre optic sensing, or optical instrumentation, our PM fibres deliver exceptional performance, ensuring seamless data transmission. Contact Servicepower Ltd today to explore how our fibres can elevate your communication systems to new heights, even in the most demanding environments.