Single Mode Dual Window Coupler
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Features
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Applications
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Performance Specifications:
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Coupling Ratio (%)
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1~50
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Directivity (dB)
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>55 dB
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Operating Temperature
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-40 ° C ~ 85 ° C
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Storage Temperature
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-40 ° C ~ 85 ° C
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Fiber Type
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Corning Single Mode SMF-28 , DS Fiber, or Flexcore
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Fiber Pigtail Length
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1 meter
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Port Configuration
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1x2 or 2x2
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Package Dimension
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Package A, B, C
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Single Mode Dual Window Wideband Coupler
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||
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Premium
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A Grade
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Excess Loss (Typical )(dB)
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0.10
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0.15
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Maximum Insertion loss (dB)
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3.6
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3.8
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Uniformity (Max.) (dB)
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0.7
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1.0
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Polarization Sensitivity (dB)
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0.10
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0.15
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Operating Wavelength (nm)
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1310 /1550 + 40, 1310 /1585+ 40, or custom wavelength
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Coupling Ratio/Insertion Loss Conversion Chart
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Coupling Ratio
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Insertion Loss
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Premium
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A Grade
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40/60
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4.7/2.7
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5.0/2.9
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30/70
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6.0/1.9
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6.4/2.1
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20/80
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7.9/1.2
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8.4/1.4
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10/90
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11.3/0.5
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12.7/0.8
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5/95
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15.2/0.4
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18.5/0.5
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1/99
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22.5/0.3
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23.0/0.4
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