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  • Singlemode Standard Coupler (SMC Series)
Singlemode Standard Coupler (SMC Series)
Features                                    Applications
Low PDL                                   Communication Systems
Low Insertion Loss                   Test Instrumentations
Low Excess Loss                        Fiber Sensors
High Directivity                        Research
技术参数

Specifications      
Parameter  Unit  Value 
Center  Wavelength  nm  1310 or 1550 or Specify
Operating Wavelength Range nm ±20
Coupling Ratio % 01/99 02/98 03/97 05/95 10/90 15/85 20/80
Max. Insertion Loss dB 21.4/0.2 18.5/0.25 17.4/0.3 14.5/0.4 10.8/0.65 8.8/0.95 7.5/1.2
Coupling Ratio % 25/75 30/70 35/65 40/60 45/55 50/50  
Max. Insertion Loss dB 6.5/1.55 5.6/1.8 5/2.25 4.4/2.5 3.85/2.98 3.4  
Max.PDL(Tap/Through Port) dB 0.1
Max.Excess Loss dB 0.1
Thermal Stability dB/°C ≤0.002 over -5°C to +70°C
Min. Return loss dB 50
Directivity 1×2 dB 55
                  2×2 dB 60
Max. Optical Power (CW) mW 300
Fiber Type   SMF-28 fiber
Operating Temperature °C -5  to +70
Storage Temperature °C -40 to +85
 





*Above specifications are for devices without connectors.

*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower.


Singlemode Standard Coupler (SMC Series).pdf

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