The GEZHI PM fused coupler, available in 1x2 or 2x2 configuration, is a cutting-edge solution for fiber splitting and combining. Operating in a wide wavelength and temperature range, these couplers feature PANDA fiber, ensuring a high extinction ratio for light incident along the slow axis of the fiber.

GEZHI 1x2 or 2x2 PM fused couplers excel in splitting or combining light signals between two fibers across various wavelengths. With PANDA fiber that works only along a specific axis, these couplers offer low excess loss, a compact form factor, and a high polarization extinction ratio. They find wide applications in fiber amplifiers, power monitoring, and fiber optical instruments.
These couplers deliver exceptional performance, featuring low insertion loss and high return loss, ensuring minimal signal degradation. The extinction ratio for the 1x2 coupler is ≥20dB, while the 2x2 coupler boasts ≥18dB, both promising precision signal control in demanding applications.
| Parameters | Unit | Values |
|---|---|---|
| Type | / | 1x2 or 2x2 |
| Center Wavelength | nm | 1030, 1064, 1310, 1550, 2000 |
| Operating Wavelength Range | nm | ±20, ±20, ±20, ±20, ±15 |
| Max. Excess Loss | dB | 0.5, 0.5, 0.4, 0.4, 0.6 |
| Tap Coupling Ratio | % | 1±0.5%, 5±1.0%, 10±2.0%, and 50% |
| Insertion Loss | dB | IL related to Coupling Ratio |
| Extinction Ratio | dB | 1x2:≥20 ; 2x2:≥18 |
| Return Loss | dB | >=55 |
| Max Power Handling (CW) | W | 0.5, 1, or 3 |
| Tensile Load | N | <=5 |
| Operating Temperature | ℃ | -5~+75 |
| Storage Temperature | ℃ | -40~+85 |
The GEZHI PM fused coupler takes center stage in the realm of optical communication, enabling efficient fiber splitting and combining with unparalleled precision. Its superior performance, combined with a wide wavelength range, makes it a versatile tool in various applications.
Fiber amplifiers form the backbone of high-speed data transmission. The 1x2 and 2x2 PM fused couplers contribute to their enhanced performance by ensuring precise splitting of light signals, leading to amplified signals with minimal loss. This enhancement results in improved signal fidelity and an overall boost to the fiber amplifier's performance.
Power monitoring in optical systems is critical to maintaining network stability. The GEZHI PM fused couplers play a vital role in power monitoring applications, accurately combining light signals and enabling real-time power measurements. The coupler's low excess loss and high extinction ratio ensure precise power measurements, facilitating reliable network monitoring and management.
The GEZHI PM fused coupler is a game-changer for fiber optical instruments. By enabling efficient signal splitting and combining, it empowers these instruments to deliver accurate measurements and data analysis. Researchers and engineers rely on these precise measurements for various applications, from scientific research to industrial testing.
Experience the transformative impact of the GEZHI PM fused coupler through these inspiring success stories.
A leading telecommunications company sought to enhance its data communication efficiency. By integrating the GEZHI PM fused coupler in their fiber amplifiers, they achieved exceptional signal splitting and combining, resulting in a significant increase in data transmission rates. Their network performance saw a substantial boost, meeting the growing demands of their customers.
An optical network provider required precise power monitoring to ensure network stability and uptime. The GEZHI PM fused coupler facilitated real-time power measurements, enabling them to proactively manage their network and respond swiftly to fluctuations in power levels. This proactive approach reduced downtime and enhanced their network's overall reliability.
The GEZHI PM fused coupler has redefined the landscape of optical communication. With its efficient fiber splitting and combining capabilities, it enables enhanced performance in fiber amplifiers, power monitoring, and fiber optical instruments. Featuring low loss, high extinction ratio, and versatile applications, the GEZHI PM fused coupler is a beacon of innovation in the optical communication industry. Embrace this exceptional technology and unlock the full potential of your optical communication systems with the GEZHI PM fused coupler.