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1×2 780-1550nm Polarization-Maintaining Filter Coupler

1×2 780-1550nm Polarization-Maintaining Filter Coupler

Product Information:
◦ Application: Suitable for EDFA, fiber sensors, fiber optic instruments, and power monitoring.

Product Description:
780~1550nm wide-band PM filter coupler with 1×2 port 50/50 coupling ratio. Excellent polarization-maintaining characteristics with high extinction ratio. Power handling suitable for polarization-sensitive optical systems. Uses PM1550 panda fiber with loose tube packaging.
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Product Specifications:
Insertion Loss: ≤3.8dB (port 1-2/1-3)
Operating Wavelength: 780/980/1064/1310/1550nm (center wavelength 1600±30nm)
Coupling Ratio: 50/50
Extinction Ratio: ≥18dB (dual-axis operation), ≥20dB (fast-axis blocked)
Power Handling: ≤300mW
Operating Temperature: -5~+70℃
Fiber Type: PM1550 panda fiber (900μm loose tube)

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