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2x2 Fiber Optic Coupler 850nm 50/50 Polarization Maintaining Fiber Splitter Dual Axis Low Insertion Loss

2x2 Fiber Optic Coupler 850nm 50/50 Polarization Maintaining Fiber Splitter Dual Axis Low Insertion Loss

Brand Name: Gracyfiber
Model Number: PMC-2278050ST3PM7800910-11
MOQ: 1pieces
Payment Terms: L/C, T/T
Supply Ability: 100,000 pieces per month
Detail Information
Place of Origin:
Guangdong , China
Certification:
ISO9001 , ROHS
Fiber Type:
PM780-HP Fiber Of 900μm Loose Tube
Port Type:
2x2
Coating Diameter:
245 µm
Polarization Mode Dispersion:
≤ 0.5 Ps/km
Extinction Ratio:
≥ 20 DB
Operating Wavelength:
850nm ±20nm
Packaging Details:
Φ5.5×L38mm
Supply Ability:
100,000 pieces per month
Highlight:

2x2 Fiber Optic Coupler

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50/50 Polarization Maintaining Fiber Splitter

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Fiber Optic Coupler 850nm

Product Description
2x2 PM Filter 850nm Fiber Coupler 50/50 Polarization Maintaining Fiber Splitter Dual Axis Working Low Insertion Loss For Power Monitoring And Fiber Sensor
1. Product Overview

  2*2 PM Filter 850nm Fiber Coupler This coupler employs a thin-film filtering and fusion splicing process to achieve 50/50 power distribution of one or two input signals in the 850nm±20nm band while maintaining good polarization characteristics. 

2. Product Advantages
  • Low Insertion Loss, Easier Link Budgeting

      

  • Excellent Extinction Ratio, Stable Polarization Characteristics


  • High Return Loss, Protecting Pre-amplifier Devices


  • Dual-Axis Working Design, Catering to More Application Scenarios

      

  • Good Power Handling Capacity and Environmental Adaptability


3. Product Features (Key Features)
Parameters Unit Value
Port Type / 2x2
Operating Wavelength nm 850
Operating Bandwidth nm ±20
Tap Ratio % 50/50
Insertion loss dB ≤4.3
Extinction Ratio CR>5% dB ≥20
CR≤5% dB ≥18
Return Loss dB ≥45

4. Applications
  • EDFA
  • Fiber Optic Instrument
  • Coherent Communication
  • Power Monitoring
  • Fiber Sensor


FAQ

Q1: What are the operating wavelength and splitting ratio of this 2×2 PM Filter Coupler?

A: This product operates at a wavelength of 850nm, with a bandwidth of ±20nm and a standard splitting ratio of 50/50. It is suitable for dual-port polarization-maintaining optical path distribution applications in the 850nm band.


Q2: What are the main performance characteristics of this product?

A: This product features low insertion loss, high extinction ratio, dual-axis operation capability, and high stability and reliability. Its insertion loss is ≤4.3dB, return loss is ≥45dB, and maximum power handling is ≤500mW, meeting the needs of medium-power polarization-maintaining optical systems.


Q3: Does this 850nm PM Filter Coupler support customization?

A: Customization is supported. Different operating wavelengths, splitting ratios, package sizes, fiber types, fiber lengths, and connector types can be selected according to requirements. The standard configuration uses PM780-HP Fiber 900μm loose tube, with an optical fiber length of 1.0±0.05m, FC/UPC connector, and supports Dual Axis working.

2x2 Fiber Optic Coupler 850nm 50/50 Polarization Maintaining Fiber Splitter Dual Axis Low Insertion Loss 0