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Features |
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Applications |
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Coupling Ratio (%) | 50/50 |
Directivity (dB) | >55 |
Operating Temperature (° C) | -20 ~ +70(-40 ~ +85 available upon request) |
Storage Temperature (° C) | -40 ~ +85 |
Fiber Type | Corning singlemode
SMF-28,DS fiber or flexcore |
Fiber Pigtail Length (m) | 1 |
Port Configuration | 1x2 or 2x2 |
Dimensions (mm) | Package M, N,
A, B, C |
Singlemode Standard Couplers |
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Grade |
Premium |
A Grade |
Coupling Ratio (%) |
50/50 |
50/50 |
Excess Loss (Typical )(dB) |
0.1 |
0.15 |
Maximum Insertion loss (dB) |
3.3 |
3.5 |
Polarization Sensitivity (dB) |
0.1 |
0.15 |
Operating Wavelength (nm) |
850+10, 980+10, 1310+10, 1480+10, 1550+10, 1585+10, or custom wavelength |
Singlemode Wideband Coupler |
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Grade |
Premium |
A Grade |
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Coupling Ratio (%) |
50/50 |
50/50 |
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Excess Loss (Typical )(dB) |
0.1 |
0.2 |
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Maximum Insertion loss (dB) |
3.3 |
3.5 |
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Polarization Sensitivity (dB) |
0.1 |
0.15 |
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Operating Wavelength (nm) |
1310+40, 1550+40, 1585 +40, or custom wavelength |
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio |
Insertion Loss |
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Premium |
A Grade |
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40/60 |
4.4/2.5 |
4.6/2.8 |
30/70 |
5.6/1.8 |
6.0/2.0 |
20/80 |
7.6/1.2 |
8.0/1.3 |
10/90 |
10.8/0.6 |
12.0/0.8 |
5/95 |
13.8/0.35 |
15.7/0.55 |
2/98 |
18.0/0.25 |
19.5/0.3 |
1/99 |
21.0/0.2 |
21.5/0.3 |
Note: All values referenced are without connector.
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Type• |
Grade |
Wavelength |
Coupling Ratio or Attenuation (dB) |
Port |
Package |
Pigtail Style |
Fiber Type |
In/Out Connector |
S |
S |
83=830nm |
50=50/50 |
0102=1x2 |
M=Package
M N=Package N |
1=Bare Fiber |
0=SMF-28 1=Corning Flexcore 1060 2=Corning Flexcore 780nm D=DS Fiber S=Special |
0=None |
* Type: |
S -- Singlemode Standard Coupler |
Package Dimensions: |
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Package
M: 3mm x 40mm stainless steel tube |
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Package
N: 3mm x 35mm stainless steel tube |
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Package
A: |
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Package
B: |
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Package C: |
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Pigtail Style: |
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Package M, N, A: |
250um bare fiber |
Package B: |
250um bare fiber or 900um loose tube |
Package C: | 3mm cable or 900um loose tube |
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