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Fiber-Optic Couplers (PM and SM) product image

PM Fused Coupler for 2000nm (2µm)

For splitting and monitoring optical signals in the wavelength range of 1900–2200 nm, while maintaining polarization.

Full Product Description
1900–2100 nm
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Product description

Using our proven fused biconical taper (FBT process), G&H manufactures high-grade PM couplers that offer high extinction ratio with minimal optical loss, with coupling ratios from 1:99 up to 50:50.

All ports consist of polarization-maintaining fiber and are launched on the slow axis, with fast axis versions available upon request.

Key features

  • High Polarization Extinction Ratio
  • Low loss
  • High power handling
  • High reliability


Wavelength1900–2100 nm

Coupling ratio1%5%10%20%30%40%50%
Available wavelength1900 – 2199 nm1900 – 2199 nm1900 – 2199 nm1900 – 2199 nm1900 – 2199 nm1900 – 2199 nm1900 – 2199 nm
PER>15 dB>15 dB>15 dB>15 dB>15 dB>15 dB>15 dB
Coupling ratio Tolerance±0.5%±1.5%±3.0%±4.0%±4.0%±5.0%±5.0%
Excess loss0.30 dB0.30 dB0.40 dB0.40 dB0.50 dB0.50 dB0.50 dB
Housing CodeDescription DimensionsPigtail
3Regular3.0 mm (∅) x 60 mm (L max) Primary-coated fiber
7High power5 mm (W) x 5 mm (H) x 85 mm (L max)Primary-coated fiber
cRegular high power3.0 mm (Ø) x 60 mm (L max)Primary-coated fiber

Order code

Guidance on how to create an order code is available in Downloads below.