Fiber optical coupler

发布时间:2014-01-10浏览 763 次
1ΧN Multimode Coupler
Feature
 1.Passed Telcordia GR-1221-CORE, and 85°C,85%RH test up to 1500 hours
2.Low e×cess lossTechnical Specification
Type1 Χ 2 Multimode Coupler( MMC )
Wavelength(nm)850 or on Request
Bandwidth(nm)±20
Coupling Ratio50/5040/6030/7020/80
GradePSPSPSPS

Insertion
Loss (dB)

MA×3.74.04.7/2.75.0/3.06.0/2.16.3/2.47.8/1.48.1/1.7
Uniformity(dB)MA×0.50.7//////
Directivity(dB)≥40

Operating
Temperature(°C)

-20~75


Type1 Χ N Monolithic Multimode Coupler( MMC )
Wavelength(nm)850 or on Request
Bandwidth(nm)±20
Coupling Ratio1Χ31Χ4
GradePPSSPPSS

Insertion
Loss(dB)

MA×5.46.0≤7.3≤7.8
Uniformity(dB)MA×0.91.2≤1.2≤1.5
Directivity(dB)≥40
Operating Temperature  (°C)-20~75
1ΧN Singlemode Coupler

 
Feature
1.Passed Telcordia GR-1221-CORE, and 85°C,85%RH test up to 1500 hours
2.Low e×cess lossTechnical Specification
Type1 Χ 2 Singlemode Coupler( SMC )
Wavelength(nm)1310 , 1550 , 1310&1550
Bandwidth(nm) ±20 , ±40
Coupling Ratio50/5040/6020/8010/90
GradeP S P S P S P S

Insertion
Loss(dB)

MA× 3.4 3.6 4.4/2.6 4.6/2.8 7.5/1.2 8.0/1.3 11.0/0.65 12.0/0.8
Uniformity(dB) MA× 0.5 0.7 / / / / / /
PDL(dB) MA× 0.15 0.2 0.2 0.25 0.2 0.25 0.2 0.3
Directivity(dB)≥50

Operating
Temperature(°C)

-20 ~ 75
Type 1 Χ 2 Tap Coupler( WTC )
Wavelength(nm) 1550 or on Request
Bandwidth(nm) ±20
Coupling Ratio 1/99 2/98 5/95
Grade P S P S P S

Insertion
Loss(dB)

MA× 21.5/0.22 20.0/0.3 18.5/0.25 19.5/0.35 14.0/0.4 14.5/0.5
PDL(dB) MA× 0.25/0.10 0.30/0.15 0.25/0.10 0.30/0.15 0.25/0.10 0.30/0.15
Directivity(dB) ≥50

Operating
Temperature(°C)

-20 ~ 75
Type Three-Windows Coupler( TWC )
Wavelength(nm) 1310&1490&1550
Bandwidth(nm) 1310±40 , 1490±10 , 1550±40
Coupling Ratio 50/50 40/60 20/80 10/90
Grade P S P S P S P S

Insertion
Loss(dB)

MA× 3.7 4.0 4.7/2.7 5.0/3.0 7.8/1.4 8.1/1.7 11.2/0.9 11.6/1.2
Uniformity(dB) MA× 0.5 0.7 / / / / / /
PDL(dB) MA× 0.15 0.2 0.2 0.25 0.2 0.25 0.2 0.3
Directivity(dB) ≥50

Operating
Temperature(°C)

-20 ~ 75
Type 1 Χ N Monolithic Singlemode Coupler( MSC )
Wavelength(nm) 1310 , 1550 or on Request
Bandwidth(nm) ±20
Coupling Ratio 1 Χ 3 1 Χ 4
Grade P P S S P P S S

Insertion
Loss(dB)

MA× 5.4 5.7 7.0 7.4
Uniformity(dB) MA× 0.8 1.2 1.2 1.5
PDL(dB) MA× 0.2 0.3 0.2 0.3
Directivity(dB) ≥50

Operating
Temperature  (°C)

-20 ~ 75