DK Photonics 1310 1550nm Polarization Insensitive Optical Isolator Fiber

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Specifications

Type Of The Device: Isolator
Operating Wavelength: 1310 nm
Max Power: 0.3 W
Min Isolation: 28 dB
Product Type: Mini Size 1310 & 1550 nm Polarization Insensitive Isolator
Stage Options: Single stage (IS), Dual stage (IU)
Operating Wavelength: 1310 nm or 1550 nm
Available Wavelength Codes: 13: 1310 nm, 14: 1480 nm, 15: 1550 nm, LB: L band
Grade Options: P grade, A grade
Package Dimensions: Φ3.0 × 22 mm or Φ3.0 × 25 mm
Fiber Diameter Options: 250 μm, 900 μm, others on request
Fiber Length Options (ordering): 0.5 m, 1.0 m, 1.5 m, others on request
Connector Options: None, FC/PC, FC/APC, SC/PC, SC/APC, LC/PC, LC/APC, others
Typical Peak Isolation, Single Stage P: >40 dB (23 °C)
Typical Peak Isolation, Single Stage A: >38 dB (23 °C)
Typical Peak Isolation, Dual Stage P: >50 dB (23 °C)
Typical Peak Isolation, Dual Stage A: >48 dB (23 °C)
Minimum Isolation*, Single Stage P: >28 dB (23 °C)
Minimum Isolation*, Single Stage A: >26 dB (23 °C)
Minimum Isolation*, Dual Stage P: >42 dB (23 °C)
Minimum Isolation*, Dual Stage A: >40 dB (23 °C)
Typical Insertion Loss**, Single Stage P: 0.4 dB
Typical Insertion Loss**, Single Stage A: 0.5 dB
Typical Insertion Loss**, Dual Stage P: 0.5 dB
Typical Insertion Loss**, Dual Stage A: 0.6 dB
Maximum Insertion Loss***, Single Stage P: <0.6 dB
Maximum Insertion Loss***, Single Stage A: <0.7 dB
Maximum Insertion Loss***, Dual Stage P: <0.7 dB
Maximum Insertion Loss***, Dual Stage A: <0.8 dB
Return Loss (In/Out): >55 / >50 dB
PDL: <0.05 dB (P grade), <0.1 dB (A grade)
PMD: 0.2 ps (0.05 ps available upon request)
Bandwidth, Single Stage: ±15 nm
Bandwidth, Dual Stage: ±30 nm
Operating Temperature: -20 to +70 °C
Storage Temperature: -40 to +85 °C
Fiber Type: Corning SMF-28
Standard Fiber Length: 1 m
Mechanical Dimensions: Φ3.0 × 22 mm or Φ3.0 × 25 mm
Power Handling: 300 mW
Qualification: Telcordia GR-1221-CORE

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Features

  • Wide Operating Wavelengths: Supports 1310nm and 1550nm, ideal for a variety of fiber optic applications.
  • High Isolation Performance: Typical peak isolation up to 50dB (dual stage), ensuring superior suppression of back reflections and backscattering.
  • Ultra-Low Insertion Loss: Typical insertion loss as low as 0.4dB, minimizing signal attenuation for high-performance networks.
  • Low Polarization Dependent Loss (PDL): PDL less than 0.05dB (P grade), ensuring signal integrity in polarization-insensitive systems.
  • Low Polarization Mode Dispersion (PMD): PMD as low as 0.05ps available upon request, supporting high-speed and long-haul transmission.
  • Epoxy-Free Optical Path: Enables high-power handling (up to 300mW) and enhanced reliability for demanding applications.
  • Compact Miniature Design: Small footprint (Φ3.0x22mm or Φ3.0x25mm) for easy integration into dense optical circuits and modules.
  • Telcordia GR-1221-CORE Qualified: Ensures high reliability and compliance with industry standards for telecom and datacom applications.
  • Wide Operating Temperature Range: Operates from -20°C to +70°C, with storage from -40°C to +85°C, suitable for harsh environments.
  • Flexible Fiber and Connector Options: Available with Corning SMF-28 fiber, multiple fiber diameters (250μm, 900μm), lengths, and connector types (FC/PC, FC/APC, SC/PC, SC/APC, LC/PC, LC/APC, or custom).
  • Applications: Perfect for DWDM/CWDM systems, EDFAs, Raman amplifiers, and fiber lasers.
  • High Return Loss: >55dB (input), >50dB (output), reducing unwanted reflections and improving system performance.
  • Micro-Optics Package Technology: Delivers best-in-class stability and long-term reliability.

Applications

  • Dense Wavelength Division Multiplexing (DWDM) Systems
    Ensures stable signal transmission by blocking back reflections and backscattering, improving channel isolation and overall system performance in high-capacity optical networks.
  • Coarse Wavelength Division Multiplexing (CWDM) Systems
    Enhances signal integrity and reduces noise by preventing unwanted feedback in multiplexed fiber optic communication systems.
  • Erbium-Doped Fiber Amplifiers (EDFA)
    Protects sensitive amplifier components from destabilizing reflected signals, ensuring optimal gain and noise figure performance.
  • Raman Fiber Amplifiers
    Minimizes backward-propagating light, safeguarding the amplifier and maintaining high signal quality in long-haul and high-power applications.
  • Fiber Lasers
    Prevents destabilization and damage caused by back-reflected light, enabling stable and efficient laser operation in industrial, medical, and research applications.
  • Optical Transmitters and Receivers
    Protects laser diodes and photodetectors from harmful back reflections, extending component lifespan and improving signal fidelity.
  • Optical Test and Measurement Equipment
    Ensures accurate measurements by eliminating interference from reflected signals during fiber optic testing and characterization.
  • High-Power Optical Systems
    Suitable for high-power applications due to epoxy-free optical paths, preventing damage and maintaining reliability in demanding environments.
  • Optical Sensing Systems
    Enhances measurement accuracy and sensor stability by suppressing unwanted reflections in distributed and point fiber optic sensors.
  • Telecommunications Networks
    Improves network reliability and data integrity by reducing noise and crosstalk in backbone and access fiber optic links.
  • CATV (Cable Television) Networks
    Maintains signal quality and minimizes distortion in fiber-based cable television distribution systems.
  • Research and Development
    Ideal for laboratory setups requiring precise control of optical signal direction and minimal polarization effects.