FILTER PRODUCTS

to
to
to
to

FILTER PRODUCTS

to
to
to
to

Polarization Controllers and Scramblers

The All Fiber Polarization Controller is a compact and cost-effective device that allows for easy manipulation of polarization in fiber optic systems. It offers low loss, low back reflection, and wavelength insensitivity. The controller works by applying pressure to the fiber, creating birefringence and allowing for precise control ...

Specifications

Operating Wavelength Range: 400 – 2200 nm
Insertion Loss: 0.5 dB
Polarization Mode Dispersion: Not Specified
Resolution: Not Specified
Return Loss (intrinsic): Limited only by the return loss of the input and output connections
The Precision Motorized Polarization Rotation Stage by OZ Optics is a cost-effective, plug-and-play device that provides precise control of the polarization states of a single optical stage or multi-stage system with multiple optical paths. The device can be controlled and synchronized to perform precise rotations sequentially or in ...

Specifications

Operating Wavelength Range: 635 – 2050 nm
Insertion Loss: Not Specified
Polarization Mode Dispersion: Not Specified
Resolution: 0.0025 Degrees
Available Wavelength Options: 635, 650, 685, 780, 830, 850, 980, 1064, 1310, 1480, 1550, 1625, 2050 nm
The motor-driven polarization dependent loss emulator (PDLE) by OZ Optics is an OEM module equipped with a built-in stepper motor, optical block, and control firmware. It allows precise control of a desired PDL artifact value within a dynamic range of 0.1 dB to 20 dB using remote control interface commands. With low insertion loss, ...

Specifications

Operating Wavelength Range: 1520 – 1610 nm
Insertion Loss: 1 dB
Polarization Mode Dispersion: 500 fs
Resolution: Not Specified
Part Number: PDLE-100-11-1520/1610-9/125-S-3A3A-1-1-MC/RS232
The Multi-Channel Benchtop Polarization Dependent Loss Emulator (PDLE) offered by OZ Optics is a rugged and low-cost turnkey solution with high resolution and high dynamic range. This benchtop unit features motor controlled PDLE units with low insertion loss, low back reflection, low polarization mode dispersion (PMD), and a flat ...

Specifications

Operating Wavelength Range: 1520 – 1620 nm
Insertion Loss: 1 dB
Polarization Mode Dispersion: 500 fs
Resolution: Not Specified
Part Number: PDLE-1000-CH-X-W-9/125-S-20
The High-Speed Benchtop Polarization Controller-Scrambler (HSPC-1000) by OZ Optics Ltd. is a versatile bench-top device designed to control and scramble the polarization state of light transmitted through a fiber optic system. It features an LCD touch screen for easy operation, combining an electric polarization controller and ...

Specifications

Operating Wavelength Range: 1260 – 1650 nm
Insertion Loss: 0.05 dB
Polarization Mode Dispersion: Not Specified
Resolution: Not Specified
High-Speed Benchtop Polarization Controller-Scrambler HSPC-1000: 4
The High-Speed Electro-Optic Polarization Controller (EOPC) offered by OZ Optics is a compact and robust device based on a novel, low-loss high-speed free space Electro-Optic crystal technology. It allows for rapid and precise manipulation of the state of polarization by applying an external voltage. The EOPC is available in ...

Specifications

Operating Wavelength Range: 1064 – 2000 nm
Insertion Loss: 1.2 dB
Polarization Mode Dispersion: 500 fs
Resolution: Not Specified
Polarization Dependence Loss (PDL): 0.20 dB
OZ Optics' Electrically Driven Polarization Controller (EPC) provides a simple, efficient means to manipulate the state of polarization within a single-mode fiber. Employing a novel mechanical fiber squeezing technique, the device is controlled by either three or four (depending on the model) input voltages that one varies over a ...

Specifications

Operating Wavelength Range: 1250 – 1650 nm
Insertion Loss: 0.4 dB
Polarization Mode Dispersion: Not Specified
Resolution: Not Specified
The Electrically Driven Polarization Controller-Scrambler (DTS0011) by OZ Optics provides a simple and efficient means to manipulate the state of polarization within a single-mode fiber. With a rapid response speed and continuous polarization control capability, this device is ideal for polarization scrambling, stabilization, and ...

Specifications

Operating Wavelength Range: 1260 – 1650 nm
Insertion Loss: 0.05 dB
Polarization Mode Dispersion: Not Specified
Resolution: Not Specified
Number Of Control Channels: 3 (EPC-300) and 4 (EPC-400)
Introducing our high-resolution, all-fiber polarization controller and scrambler, designed to meet the demanding needs of modern optical systems. With a remarkable resolution of 0.1125° achieved through stepper motor operation, this product ensures precise control over polarization states, making it an ideal choice for a variety of ...

Specifications

Operating Wavelength Range: 400 – 1550 nm
Insertion Loss: 0.2 dB
Polarization Mode Dispersion: 3 fs
Resolution: 0.1125 Degrees
Resolution: 0.1125°

Frequently Asked Questions

A fiber optic polarization controller is a device that allows for the control and adjustment of the polarization of light traveling through a fiber optic cable. This is important for applications such as telecommunications, where polarization can affect signal quality.

A fiber optic polarization scrambler is a device that randomly changes the polarization of light traveling through a fiber optic cable. This is useful for testing and characterization of fiber optic components and systems, as it simulates real-world conditions where the polarization of light can be random.

The use of a fiber optic polarization controller or scrambler can improve the quality and reliability of fiber optic communications by ensuring that the polarization of light is controlled or randomized as needed. This can reduce signal degradation and improve overall system performance.

Factors to consider when choosing a fiber optic polarization controller or scrambler include the wavelength range of the device, the polarization mode dispersion (PMD) performance, the insertion loss, the polarization extinction ratio (PER), and the repeatability and stability of the device.

In telecommunications, fiber optic polarization controllers are used to ensure that the polarization of light is aligned with the polarization axis of the receiving equipment, which can improve signal quality and reduce noise. Fiber optic polarization scramblers are used for testing and characterization of fiber optic components and systems, as well as for simulating real-world conditions where the polarization of light can be unpredictable.

Fiber optic polarization controllers and scramblers have a wide range of applications beyond telecommunications, including in optical sensing, optical microscopy, and quantum optics.

The cost of fiber optic polarization controllers and scramblers will vary depending on the specific device and its features. Basic devices can cost several hundred dollars, while more advanced devices with higher performance specifications can cost several thousand dollars.

Polarization control is a fundamental aspect of fiber optic systems, influencing performance in applications ranging from telecommunications to quantum optics. Devices known as polarization controllers and scramblers are essential tools for managing and manipulating the state of polarization (SOP) of light within optical fibers.

Understanding Polarization Controllers

A polarization controller allows precise adjustment of the SOP by introducing controlled birefringence into the optical path. This is typically achieved through mechanical means, such as rotating fiber paddles or applying stress to the fiber. By altering the orientation of the fast and slow axes of the fiber, the controller can transform the input light's polarization to a desired state. This capability is crucial for applications like polarization-division multiplexing (PDM), where maintaining a specific SOP is necessary for optimal signal integrity.

The Role of Polarization Scramblers

While polarization controllers are used to set a specific SOP, polarization scramblers serve to randomize the SOP over time. This randomization is vital in systems where polarization effects can lead to performance degradation, such as in fiber amplifiers or long-distance transmission lines. By continuously varying the SOP, scramblers mitigate issues like polarization mode dispersion (PMD) and polarization-dependent loss (PDL), ensuring more stable and reliable system performance.

Key Features and Considerations

When selecting polarization controllers and scramblers, several factors should be considered:

  • Wavelength Range: Ensure the device operates effectively within the specific wavelength range of your application.

  • Insertion Loss: Low insertion loss is crucial to maintain signal strength and quality.

  • Return Loss: High return loss minimizes reflections that can interfere with signal integrity.

  • Polarization Dependent Loss (PDL): Low PDL ensures consistent performance across different SOPs.

  • Polarization Mode Dispersion (PMD): Devices with low PMD contribute to maintaining signal coherence over long distances.

  • Scrambling Rate: For scramblers, a high scrambling rate ensures effective randomization of the SOP.

Applications Across Industries

Polarization controllers and scramblers are utilized in various sectors:

  • Telecommunications: Enhancing signal integrity and enabling advanced multiplexing techniques.

  • Fiber Lasers: Controlling polarization to achieve desired output characteristics.

  • Quantum Optics: Manipulating SOP for experiments and quantum state preparation.

  • Medical Imaging: Improving image quality in optical coherence tomography (OCT).

  • Sensing Systems: Enhancing sensitivity and accuracy in fiber optic sensors.

Conclusion

Incorporating polarization controllers and scramblers into fiber optic systems is essential for optimizing performance and reliability. By understanding their functions and selecting appropriate devices based on specific application requirements, engineers can ensure the efficient operation of advanced optical systems.

Did You know?

Fiber Optic Controllers and Scramblers are fiber optic tools that can be useful for engineers working in the field of fiber optic communications. The use of fiber optic polarization controllers and scramblers can help ensure that light traveling through a fiber optic cable is properly polarized, which is important for maintaining signal quality and reducing noise. Polarization controllers are particularly useful for applications such as telecommunications, where signal degradation due to polarization effects can have a significant impact on performance. By controlling the polarization of light, engineers can improve signal quality and reduce noise, leading to better system performance. Polarization scramblers are also useful for testing and characterization of fiber optic components and systems. By randomly changing the polarization of light, polarization scramblers simulate real-world conditions where the polarization of light can be random. This can help engineers identify and address potential issues before they become problems in real-world applications. When choosing a fiber optic polarization controller or scrambler, engineers should consider factors such as wavelength range, PMD performance, insertion loss, PER, and repeatability and stability.