Polarization-Maintaining Fiber (PMF): A Key Fiber for Advanced Optical Communication and Precision Sensing

Categories

New Products

LDC-100 Large Diameter Optical Fiber Cleaver * Applicable to cladding diameter 80μm~1250μm fibers * Vacuum pump V-groove convenient to put fiber * Durable blade, lifetime more than 20000 times * Data storage 4000 groups * User friendly GUI menu, easy to operate more
S-22 Multi-Core Fiber Fusion Splicer The 1st Fully Automatic Multi-core Fiber Fusion Splicer in China more
Polarization Maintaining (PM) Fiber Fusion Splicer S-12 *Suitable for SM/MM/PM fibers splicing * Core to core alignment, low splicing loss * Endview and Profile observation and alignment * Arc automatic calibration and splicing * PM fiber 45 and 90 degree alignment * Applicable to variety fibers splicing, such as Panda ,bow-tie and elliptical fiber more
S-37 LDF Speialty Fiber Fusion Splicer SHINHO S-37 is the latest model we developed, it could splice fiber cladding diameter from 125 to 680μm with low splice loss. We equipped the machine with 3 different fiber holders, and 2 pairs of spare electrodes. more
Core to Core Alignment Fiber Fusion Splicer X900 Six motors fusion splicer, real core to core alignment technology. Typical splicing time: 6-12 seconds, fast splicing 6 seconds Typical heating time: 18s heating, identify fiber types automatically. Typical splice loss:G651: 0.01dB; G652: 0.02dB; G653: 0.04dB; G654: 0.04dB; G.655:0.04dB; G657:0.02dB. Battery Capacity: 5200mAh Li-battery, typical 300 cycles splicing and heating. Used for WAN/ MAN/ Telecommunication projects. more
Robust Multi Function ARC Fusion Splicer S16 76cm dropping anti-shock, IP5X dustproof and IPX2 water resistant Touch screen display, combined with keypad operation Multi function holder for bare fiber, patch cords, drop cable etc. Fast splicing and heating, automatic ARC calibration. more
SHINHO X-18 Ribbon Fiber Thermal Stripper Shinho X-18 Thermal Stripper is a newly developed hand-held thermal stripper, specially designed for nondestructive thermal stripping of the jacket of ribbon cable up to 12 fibers. A good and reliable tool for ribbon fiber splicing work. more
High Precision Fiber Optic Cleaver X-50D Small size& light weight, easy to operate. High precision and stable performance. More than 48000 time blade life,fiber cleaved length 5~20mm. High quality material more

Polarization-Maintaining Fiber (PMF): A Key Fiber for Advanced Optical Communication and Precision Sensing

2026-08-14

With the rapid development of coherent communication, fiber optic gyroscopes, high-precision sensing, and high-speed optical communication, Polarization-Maintaining Fiber (PMF) is becoming increasingly important.

Unlike standard single-mode fiber, PMF uses a specially designed structure to create stable birefringence, allowing the fiber to maintain a stable polarization state even under external disturbances such as bending and temperature changes.

Simply put: standard optical fiber focuses on transmitting light, while PMF also needs to maintain the stability of the light’s polarization state.

What Are the Main Applications of PMF?

· Fiber Optic Gyroscopes & Inertial Navigation: Improve the accuracy of rotational measurements.

· Coherent Optical Communication: Used for polarization control and high-speed optical signal transmission.

· Fiber Optic Sensing & Interferometry: Improve measurement stability and sensitivity.

· High-Speed Optical Communication & Data Centers: As 800G, 1.6T, and other high-speed optical interconnect technologies continue to develop, the use of PM fiber and related components is also expanding.

What Makes PM Fiber Splicing Different?

Due to the special structure of PM fiber, splicing requires not only accurate alignment of the fiber ends, but also precise alignment of the polarization axes.

Therefore, PM fiber splicing places higher demands on the splicer’s core alignment, rotational alignment accuracy, splicing parameters, and fiber holders.

Shinho S-12PM Series

Designed for PM fiber applications of different sizes, the Shinho S-12PM Series fusion splicers support PM fibers with cladding diameters ranging from 60–80 μm up to a maximum of 400 μm.

This provides a wide range of solutions, from small-diameter PM fibers to larger-cladding specialty polarization-maintaining fibers.

As advanced optical communication, fiber optic sensing, and inertial navigation continue to develop, the demand for PM fibers and specialized PM fiber splicing equipment is expected to grow.

Shinho Optics — Professional, high-precision fusion splicing solutions for PM fibers and specialty optical fibers.