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High Power Polarization Insensitive Isolator (GK-PSSI & PDSI Series)
Optical Isolator

High Power Polarization Insensitive Isolator (GK-PSSI & PDSI Series)

The Polarization Insensitive Isolator is designed and manufactured according to Telcordia standard. The unique manufacturing process and optical path epoxy-free design enhance the device high power handling capability.The device is characterized  with high performance, high reliability and low cost. It has been widely used in EDFAs, fiber lasers, transmitters and other fiber optics communication equipments to suppress back reflection and back scattering.

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    Specifications

    Parameter

    Unit

    Single Stage  Dual Stage

     

     

    Grade P  Grade A     Grade P Grade A

    Center Wavelength (λc)

    nm

    1310, 1480, 1550

    Typ. Peak Isolation

    dB

    42         40                 58         55

    Min. Isolation, λc ± 10 nm,23 ℃all polarization states

    dB

    30         29                 46         45

    Typ. Insertion Loss, λc, 23 ℃; all polarization states

    dB

    0.35         0.5             0.4         0.6

    Max. Insertion Loss, λc ± 20 nm, all temperature, all polarization states

    dB

    0.5         0.7              0.6         0.9

    Min. Return Loss (Input/Output)

    dB

    60/55       60/55     60/55         60/55

    Max. Polarization Dependent Loss, 23 ℃

    dB

    0.10         0.15          0.10         0.15

    Max. Polarization Mode Dispersion

    ps

    0.20         0.25          0.05         0.07

    Max. Optical Power (Continuous Wave)

    W

    10

    Max. Peak Power for ns Pulse

    kW

    10

    Max. Tensile Load

    N

    5

    Fiber Type

    -

    SMF-28 Fiber

    Operating Temperature

    - 5 to + 70

    Storage Temperature

    - 40 to + 85

    IL is 0.3 dB higher, RL is 5 dB lower for each connector added. Optical Power will be 1 W only with connector added.

    Package Dimensions

    High Power Polarization Insensitive Isolator (GK-PSSI & PDSI Series)

    product description

    The Polarization Insensitive Isolator is an essential component in fiber optic communication systems that helps to prevent back reflections and back scattering, which can cause signal degradation and damage to sensitive optical components. Here's a summary of its key features and benefits:

    Telcordia Standard Compliance: The isolator is designed and manufactured in accordance with Telcordia standards, which are known for their stringent requirements for reliability and performance in fiber optic components. This ensures that the isolator meets high-quality standards suitable for telecommunications applications.

    Unique Manufacturing Process: The isolator utilizes a unique manufacturing process that contributes to its high performance and reliability. This process may involve specialized techniques for aligning and fixing the optical components to ensure consistent and stable operation.

    Optical Path Epoxy-Free Design: By eliminating the use of epoxy in the optical path, the isolator reduces the risk of performance degradation over time, which can be caused by epoxy shrinkage or outgassing. This design also enhances the device's ability to handle high power levels without damage.

    High Power Handling Capability: The isolator is capable of handling high optical power levels without significant degradation, making it suitable for use in high-power applications such as fiber lasers and amplifiers.

    High Performance, High Reliability, and Low Cost: The isolator offers a combination of high performance and reliability at a relatively low cost, making it an attractive choice for a wide range of applications.