Ascentta Polarization Maintaining Fiber Circulator (850nm)

Specifications

Type Of The Device: Circulator
Operating Wavelength: 850 nm
Max Power: 0.15 W
Min Isolation: 21 dB
Insertion Loss (Fast Axis Block) (1→2, Or 2→3) Max.: 1.8 dB
Extinction Ratio Min.: 20 dB
Return Loss Min.: 45 dB
Directivity (1→3, Or 3→1) Min.: 40 dB
Fiber Length: 3.0 m
Operating Temperature: 10 to +50 °C
Storage Temperature: 0 to +60 °C
Package Dimensions (Cylinder): Φ21×L60 mm
Optical Power Handling (Max): 50 mW
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Features


  • Polarization Maintaining: Designed for PM fibers, with extinction ratios up to 20 dB

  • Wide Wavelength Range: Available for 532, 635, 650, 780, 850, 980, 1030, and 1060 nm

  • Low Insertion Loss: As low as 1.5 dB depending on the selected wavelength

  • High Isolation: Typical isolation up to 27 dB ensures minimal signal leakage

  • High Return Loss & Directivity: ≥45 dB return loss and ≥40 dB directivity for superior signal integrity

  • Robust Design: Compact cylindrical packaging with customizable fiber type, length, and connectors

  • Reliable Power Handling: Supports up to 250 mW optical power, ideal for moderate to high power applications

Applications


  • Laser Systems: Ideal for optical routing in high-precision laser setups

  • Interferometry: Maintains polarization for sensitive optical measurement systems

  • Fiber Optic Sensing: Suitable for distributed or point sensing applications requiring low loss and high isolation

  • Biomedical and Scientific Instrumentation: Supports wavelength-specific applications in life sciences and R&D

  • Quantum and Nonlinear Optics: Facilitates directional signal control in polarization-dependent experiments