Monolithic Single mode coupler – 1×4 – for FTTH and FTTX
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Features Low excess loss & Low IL Mini Size High stability and reliability |
Applications Optical communication systems FTTH Optical fiber sensor |
Technical Paremeter
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Type Parameter |
1×4 CP-S |
1x4CP-W |
1×4 CP-D |
1×4 CP-T |
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Operating wavelength (nm) |
1310, 1550, |
1310/1550 |
1310/1490/1550 |
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Operating bandwidth (nm) |
±15 |
±40 |
±40 |
1310±40,1490±10 and 1550±40 |
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Grade |
P |
A |
P |
A |
P |
A |
P |
A |
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Typical excess loss (dB) |
0.15 |
0.25 |
0.2 |
0.3 |
0.3 |
0.4 |
0.3 |
0.4 |
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Insertion loss (dB) |
≤7.0 |
≤7.4 |
≤7.1 |
≤7.4 |
≤7.2 |
≤7.5 |
≤7.2 |
≤7.5 |
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PDL(dB) |
≤0.2 |
≤0.25 |
≤0.2 |
≤0.25 |
≤0.25 |
≤0.3 |
≤0.25 |
≤0.3 |
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Uniformity (dB) |
≤1.0 |
≤1.4 |
≤1.2 |
≤1.6 |
≤1.4 |
≤1.8 |
≤1.4 |
≤1.8 |
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Directivity (dB) |
≥55 |
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Operating temperature (℃) |
–40 ~ +85 |
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Configuration |
1×4 |
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Fiber length |
1m, others on request |
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Fiber Type |
SMF-28e |
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Pigtail type |
250μm bare fiber |
900μm loose tube |
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Dimensions(mm) |
φ3.0×54 or φ3.0×35 0 |
φ4.0×75 & φ4.0×56 |
Ordering Information
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CP |
Wavelength |
Grade |
Port Type |
Wavelength (nm) |
Couplin g Ratio |
Pigtail Type |
Fiber Type |
Lengt h |
Connector |
Packa ge |
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S= Single mode standard coupler W=Wide band coupler D=Dual window coupler T=Three Window coupler M=Multimode fiber Coupler |
P A |
1×2 2×2 1×3 1×4 1×5 ….. |
532 633 780 850 980 1064 1310 1550 1310/1550 1260~1620 |
1/99 2/98 3/97 …… 50/50 |
250=250um bare fiber 900=900um loose tube 2000=2mm loose tube 3000=3mm loose tube |
1=SMF-28e 2=50/125 3=62.5/12.5 4=HI1060FLE X 5=Panda fiber 6=RC Fiber 7=Others |
1= 1m X:oth er |
NE=None FA=FC/APC FC=FC/UPC SA=SC/APC SC=SC/UPC LC=LC/UPC LA=LC/APC MU=MU/UP C XX=Others |
3×54 3×40 …. |