Fused devices / 溶融型デバイス

1X2(2X2) Single Mode Single Window Coupler

1X2(2X2) Single-Mode Single Window Coupler

Parameter Specification
Coupling Ratio (%) 1-50
Directivity (dB) ≥55 dB
Operating Temperature -40 ° C – 85 ° C
Storage Temperature -40 ° C – 85 ° C
Fiber Type Corning Singlemode SMF-28 , DS Fiber, or Flexcore
Fiber Pigtail Length (m) 1meter
Port Configuration 1×2 or 2×2
Package Dimension Package A, B, C
Single mode Standard Couplers
Grade Premium A Grade
Coupling Ratio (%) 50/50 50/50
Excess Loss (Typical )(dB) 0.1 0.15
Maximum Insertion loss (dB) 3.4 3.5
Polarization Sensitivity (dB) 0.1 0.15
Operating Wavelength (nm) 1310+10, 1550+10, others on request
Single mode Wideband Coupler
Operating Wavelength (nm) 1310+40, 1550+40, others on request
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio Insertion Loss
Premium A Grade
40/60 4.4/2.5 4.6/2.8
30/70 5.6/1.8 6.0/2.0
20/80 7.4/1.1 7.7/1.3
10/90 10.8/0.6 12.0/0.8
5/95 14.6/0.4 15.7/0.55
2/98 19.0/0.2 19.5/0.3
1/99 21.0/0.2 21.5/0.3

Other configurations can be customized.
Specifications are without connectors.

Order information
Package Type A B C
Fiber Diameter 250μm bare fiber 900μm loose tube 900μm/2mm/3mm loose tube
Dimensions (Ф×L) Ф3.0mm×54mm Ф3.0mm×60mm 90mm×20mm×9.5mm

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
S: StandardW: Wideband P: Premium
GradeA:A Grade
83:830nm
85:850nm
98:980nm
13:1310nm
14:1480nm
15:1550nm
XX: Others
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
XX: Others
0102:1×2
0202:2×2
A:Package A
B:Package B
C:Package C
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X2(2X2) Single Mode Dual Window Coupler

1X2(2X2) Single Mode Dual Window Coupler

Parameter Specification
Coupling Ratio (%) 1-50
Directivity (dB) ≥55 dB
Operating Temperature -40 ° C – 85 ° C
Storage Temperature -40 ° C – 85 ° C
Fiber Type Corning Singlemode SMF-28 , DS Fiber, or Flexcore
Fiber Pigtail Length (m) 1meter
Port Configuration 1×2 or 2×2
Package Dimension Package A, B, C
Single mode Dual Window Wideband Couplers
Grade P A
Excess Loss (Typical )(dB) 0.10 0.15
Maximum Insertion loss (dB) 3.6 3.8
Uniformity (Max.) (dB) 0.7 1.0
Polarization Sensitivity (dB) 0.10 0.15
Operating Wavelength (nm) 1310 /1550 + 40, others on request
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio Insertion Loss
Premium A Grade
40/60 4.7/2.7 5.0/2.9
30/70 6.0/1.9 6.4/2.1
20/80 7.9/1.2 8.4/1.4
10/90 11.3/0.5 12.7/0.8
5/95 15.2/0.4 18.5/0.5
1/99 22.5/0.3 23.0/0.4

Other configurations can be customized.
Specifications are without connectors.

Order information
Package Type A B C D
Fiber Diameter 250μm bare fiber 250μm bare fiber 900μm loose tube 900μm/2mm/3mm loose tube
Dimensions (Ф×L) Ф3.0mm×40mm Ф3.0mm×54mm Ф3.0mm×60mm 90mm×20mm×9.5mm

FBT-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
35:1310/1550nm
36:1310/1585nm
XX: Others
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
XX: Others
0102:1×2
0202:2×2
A:Package A
B:Package B
C:Package C
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC

XX: Others

1X2(2X2) Single Mode Triplex Window Coupler

1X2(2X2) Single Mode Triplex Window Coupler

Parameter Specification
Coupling Ratio (%) 1-50
Directivity (dB) ≥55 dB
Operating Temperature -40 ° C – 85 ° C
Storage Temperature -40 ° C – 85 ° C
Fiber Type Corning Singlemode SMF-28 , DS Fiber, or Flexcore
Fiber Pigtail Length (m) 1meter
Port Configuration 1×2 or 2×2
Package Dimension Package A, B, C
Single mode Triplex Window Wideband Couplers
Grade P A
Excess Loss (Typical )(dB) 0.10 0.15
Maximum Insertion loss (dB) 3.6 3.8
Uniformity (Max.) (dB) 0.7 1.0
Polarization Sensitivity (dB) 0.10 0.15
Operating Wavelength (nm) 1310 /1550 + 40, and 1490+ 10
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio Insertion Loss
Premium A Grade
40/60 4.7/2.7 5.0/2.9
30/70 6.0/1.9 6.4/2.1
20/80 7.9/1.2 8.4/1.4
10/90 11.3/0.5 12.7/0.8
5/95 15.2/0.4 18.5/0.5
1/99 22.5/0.3 23.0/0.4

*The above specification is without connector
**Other specifications can be made on customer request.

Order information
Package Type A B C
Fiber Diameter 250μm bare fiber 900μm loose tube 900μm/2mm/3mm loose tube
Dimensions (Ф×L) Ф3.0mm×54mm Ф3.0mm×60mm 90mm×20mm×9.5mm

FBT-①-②②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
345:1310/1490/1550nm
XXX: Others
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
XX: Others
0102:1×2
0202:2×2
A:Package A
B:Package B
C:Package C
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

Singlemode Tree and Star Couplers

Singlemode Tree and Star Couplers

Parameter Specification
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) 1m or custom on request
Port Configuration 1×4 to 32×32
Singlemode Standard Tree/Star Couplers
Configuration Type 1x 4(4×4) 1×8 (8×8) 1×16 (16×16) 1×32 (32×32)
Maximum insertion loss (dB) 6.8 10.2 13.6 17.5
Uniformity (Max.) (dB) 0.7 1.0 1.2 1.4
Polarization Dependant Loss (Max.) (dB) 0.15 0.20 0.25 0.30
Operating Wavelength (nm) 850, 980, 1310, 1550, 1585, or custom wavelength
Package Dimension D D E E
Singlemode Single Window Wideband Tree/Star Couplers
Configuration Type 1×4 (4×4) 1×8 (8×8) 1×16 (16×16) 1×32 (32×32)
Maximum Insertion loss (dB) 6.8 10.2 13.6 17.5
Uniformity (Max.) (dB) 0.8 1.2 1.6 2.0
Polarization Dependant Loss (Max.) (dB) 0.15 0.20 0.25 0.30
Operating Wavelength (nm) 1310 ±40, 1550 ±40, 1585±40, or custom wavelength
Package Dimension D D E E
Singlemode Dual Window Tree/Star Couplers
Configuration Type 1×4 (4×4) 1×8 (8×8) 1×16 (16×16) 1×32 (32×32)
Maximum Insertion Loss (dB) 7.6 (7.2)** 11.5 (10.8)** 15.5 (14.5)** 19.5 (18.5)**
Uniformity (Max.) (dB) 1.6 (1.4)** 2.5 (2.1)** 3.4(2.8)** 4.1 (3.5)**
Polarization Dependant Loss (Max.) (dB) 0.15 0.20 0.30 0.50
Operating Wavelength (nm) 1310/1530 ± 40, (**1310/1550 ± 20), or custom wavelength
Package Dimension D D E E

* The Spec is for 1xN Coupler only.
Note: All values referenced are without connector.
Other specifications can be made on customer request.

Order information
Package Type D E
Fiber Diameter 900μm/2mm/3mm loose tube 900μm/2mm/3mm loose tube
Dimensions (mm) 100×80×10.5 120×80×18

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
S: standard
W: wide
P: Premium
GradeA:A Grade
13:1310nm
15:550nm16:1585nm
35:1310/1550nm
36:1310/1585nm
AV:Tree Coupler
XX: Others
0103:1×3
0303:3×3
0104:1×4
0116:1×16
1616:16×16
D:Package D
E:Package E
0:SMF-28
X:Others
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X3 Monolithic Single Mode Coupler

1X3 Monolithic Single Mode Coupler

Parameter Specification
Type 1×3 SSC 1×3 WBC 1×3 DWC
Operating wavelength (nm) 1310 or 1550 1310 or 1550 1310 and 1550
Operating bandwidth (nm) ±15 ±40 ±40
Grade P A P A P A
Typical excess loss (dB) 0.1 0.15 0.1 0.15 0.1 0.15
Insertion loss (dB) ≤5.4 ≤5.7 ≤5.6 ≤6.0 ≤5.8 ≤6.2
PDL (dB) ≤0.2 ≤0.25 ≤0.2 ≤0.25 ≤0.25 ≤0.3
Uniformity (dB) ≤0.8 ≤1.2 ≤1.0 ≤1.4 ≤1.2 ≤1.5
Directivity (dB) ≥55
Operating temperature (℃) -40 ~ +85
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector
**Other specifications can be made on customer request.

Order information

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
S:SSC
W:WBC
D:DWC
P: Premium
GradeA:A Grade
13:1310nm
15:550nm
35:1310/1550nm
XX: Others
AV :Tree Coupler
XX: Others
0103:1×3 A:Ф3.0X54
B:Ф4.0X65
x: Others
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

3X3 Monolithic Single Mode Coupler

3X3 Monolithic Single Mode Coupler

Parameter Specification
Type 3×3 SSC 3×3 WBC
Operating wavelength (nm) 1310 or 1550 1310 or 1550
Operating bandwidth (nm) ±15 ±40
Grade P A P A
Typical excess loss (dB) 0.10 0.15 0.1 0.15
Insertion loss (dB) ≤5.6 ≤5.8 ≤5.8 ≤6.2
PDL (dB) ≤0.25 ≤0.3 ≤0.25 ≤0.3
Uniformity (dB) ≤1.0 ≤1.4 ≤1.3 ≤1.6
Directivity (dB) ≥55
Operating temperature (℃) -40 ~ +85
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector. **Other specifications can be made on customer request.

Order information

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
S:SSC
W:WBC
P: Premium
GradeA:A Grade
13:1310nm
15:1550nm
XX: Others
AV :even
XX: Others
0303:3×3 A:Ф3.0X54
B:Ф4.0X65
x: Others
0:SMF-28
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X4 Monolithic Single Mode Coupler

1X4 Monolithic Single Mode Coupler

Parameter Specification
Type 1×4 SSC 1×4 WBC 1×4 DWC
Operating wavelength (nm) 1310 or 1550 1310 or 1550 1310 and 1550
Operating bandwidth (nm) ±15 ±40 ±40
Grade P A P A P A
Typical excess loss (dB) 0.15 0.25 0.2 0.3 0.4 0.3
Insertion loss (dB) ≤7.0 ≤7.4 ≤7.1 ≤7.4 ≤7.3 ≤7.7
PDL (dB) ≤0.2 ≤0.25 ≤0.2 ≤0.25 ≤0.25 ≤0.3
Uniformity (dB) ≤1.0 ≤1.4 ≤1.2 ≤1.6 ≤1.4 ≤1.8
Directivity (dB) ≥55
Operating temperature (℃) -40 ~ +85
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector.
**Other specifications can be made on customer request.

Order information

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
S:SSC
W:WBCD:DWC
P: Premium
GradeA:A Grade
13:1310nm
15:1550nm
35:1310/1550nm
XX: Others
AV :even
XX: Others
0104:1×4 A:Ф3.0X54
B:Ф4.0X65
x: Others
0:SMF-28
X:Others
25:250um
90:900um
XX:Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X4 Monolithic Triplex Window Single Mode Coupler

Parameter Specification
Type 1×4 TBC
Operating wavelength (nm) 1310,1490 and 1550
Operating bandwidth (nm) 1310±40,1490±10 and 1550±40
Grade P A
Typical excess loss (dB) 0.3 0.4
Insertion loss (dB) ≤7.2 ≤7.5
PDL (dB) ≤0.25 ≤0.3
Uniformity (dB) ≤1.4 ≤1.8
Directivity (dB) ≥55
Operating temperature (℃) -40 ~ +85
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector.
**Other specifications can be made on customer request.

Order information

FBT-X-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

X ②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Type Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
T:TWC P: Premium
GradeA:A Grade
345:1310/1490/1550nm
XX: Others
AV :Tree Coupler
XX: Others
0104:1×4 A:Ф3.0X54
B:Ф4.0X65x: Others
0:SMF-28
X:Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

Multi Mode Fiber Coupler

Multi Mode Fiber Coupler

Parameter Specification
Type Multimode Standard Fiber Couplers
Central Wavelength (nm) 850 or 1310 or 1550
Grade P A
Coupling Ratio (%) 50/50 50/50
Excess Loss (Typical )(dB) 0.5 (0.8)* 0.7 (1.0)*
Maximum Insertion loss (dB) 3.5 (4.0)* 3.7 (4.2)*
Uniformity (Max.) (dB) 0.6 0.8
Directivity (Min.) (dB) 35
Operating Temperature(℃) -20 ~ +70(-40 ~ +85 available upon request)
Fiber Type Corning multimode 50/125, 62.5/125, 100/140 fiber
Fiber Pigtail Length (m) 1m or custom length
Port Configuration 1×2 or 2×2
Dimensions (mm) Package A, B, C
Parameter Specification
Type Multimode Tree/Star Couplers
Central Wavelength (nm) 850 or 1310
Configuration Type n x 4 (n=1,2,4,) n x 8 (n =1,2,8) n x 16 (n =1,2,16)
Maximum Insertion loss (dB) 7.0/7.6* 10.5/11.0* 14.0/15.0*
Directivity (Min.) (dB) 40
Operating Temperature(℃) -20 ~ +70(-40 ~ +85 available upon request)
Fiber Type Corning multimode 50/125, 62.5/125, 100/140 fiber
Fiber Pigtail Length (m) 1m or custom length
Dimensions (mm) Package D Package D Package E

*For 50/125 um, 62.5/125 um fiber operating is at 850nm.
**Measured under the stable mode condition with LED light source (CPR < 12).
Note: All values referenced are without connector.

Package Information
Package Type A B C D E
Fiber Diameter 250μm bare fiber 900μm loose tube 900μm/2mm/3mm loose tube 900μm/2mm/3mm loose tube 900μm/2mm/3mm loose tube
Dimensions (mm) Ф3.0×54 Ф3.0×60 90×20×9.5 100×80×10.5 120×80×18
Order information

FBT-M-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
85:850nm
13:1310nm
15:1550nm
83:850nm/1310nm
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
AV:Tree Coupler
XX: Others
0102:1×2
0202:2×2
0103:1×3
0303:3×3
0104:1×4
0116:1×16
1616:16×16
A:Package A
B:Package B
C:Package C
D:Package D
E:Package E
1:50/125um
2:62.5/125
3:100/140um
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X3(3X3) Monolithic Multi-Mode Coupler

1X3(3X3) Monolithic Multi-Mode Coupler

Parameter Specification
Type 1×3 3×3
Operating wavelength (nm) 850 or 1310,1550, others on request
Operating bandwidth (nm) ±40
Grade P A P A
Typical excess loss (dB) 0.7 1 1 1.3
Insertion loss (dB) ≤6.0 ≤6.3 ≤6.3 ≤6.6
Uniformity (dB) ≤0.6 ≤0.9 ≤1.2 ≤1.6
Directivity (dB) ≥40
Operating temperature ()℃ -40 ~ +85
Fiber type (μm) 50/125 or 62.5/125 Multi-Mode or others
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector.
**Other specifications can be made on customer request.

Order information

FBT-①-②②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
85:850nm
13:1310nm
15:1550nm
AV:even
XX:Others
0103:1×3
0303:3×3
A:Ф3.0X54
B:Ф4.0X65x: Others
1:50/125um
2:62.5/125
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

1X4 Monolithic Multimode Couplers

1X4 Monolithic Multimode Couplers

Parameter Specification
Type 1×4
Operating wavelength (nm) 850 or 1310, others on request
Operating bandwidth (nm) ±40
Grade P A
Typical excess loss (dB) 0.9 1.2
Insertion loss (dB) ≤7.8 ≤8.3
Uniformity (dB) ≤1.2 ≤1.5
Directivity (dB) ≥40
Operating temperature (℃) -40 ~ +85
Fiber type (μm) 50/125 or 62.5/125 Multi-Mode or others
Dimensions (Ф×L)(mm) Ф3.0X54(250µm)
Ф4.0X65(900µm)

*The above specification is without connector.
**Other specifications can be made on customer request.

Order information

FBT-①-②②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
85:850nm
13:1310nm
15:1550nm
AV:even
XX:Others
0104:1×4 A:Ф3.0X54
B:Ф4.0X65
x: Others
1:50/125um
2:62.5/125
X: Others
25:250um
90:900um
XX:Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

All Band Fused Coupler

All Band Fused Coupler

Parameter Specification
Operating Wavelength(nm) 1260~1650
Coupling Ratio (%) 1-50
Excess Loss (Typical )(dB) 0.10(P Grade); 0.15(A Grade)
Directivity (dB) ≥55 dB
Operating Temperature -40 ° C – 85 ° C
Storage Temperature -40 ° C – 85 ° C
Fiber Type Corning Singlemode SMF-28 , DS Fiber, or Flexcore
Fiber Pigtail Length (m) 1meter
Port Configuration 1×2 or 2×2
Package Dimension Package A, B, C
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio Max. Insertion Loss
Premium A Grade
50/50 3.8 4.0
40/60 5.1/3.1 5.3/3.3
30/70 6.4/2.2 6.6/2.4
20/80 8.2/1.5 8.6/1.7
10/90 11.5/1.0 12.2/1.1
5/95 14.6/0.8 15.5/0.9
1/99 22.5/0.55 23.5/0.75

*The above specification is without connector
**Other specifications can be made on customer request.

Order information
Package Type A B C
Fiber Diameter 250μm bare fiber 900μm loose tube 900μm/2mm/3mm loose tube
Dimensions (Ф×L) Ф3.0mm×54mm Ф3.0mm×60mm 90mm×20mm×9.5mm

FBT-①-②②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
ABC:All Band Coupler
XXX: Others
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
XX: Others
0102:1×2
0202:2×2
A:Package A
B:Package B
C:Package C
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
90:900um
20:2.0mm
30:3.0mm
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others

Mini Size Fused Coupler

Mini Size Fused Couple

Parameter Specification
Operating Wavelength(nm) 1310 /1550,or other
Operating bandwidth(nm) ±40
Coupling Ratio (%) 1-50
Excess Loss (Typical )(dB) 0.10(P Grade); 0.15(A Grade)
Directivity (dB) ≥55 dB
Operating Temperature -40 ° C – 85 ° C
Storage Temperature -40 ° C – 85 ° C
Fiber Type Corning Singlemode SMF-28 , DS Fiber, or Flexcore
Fiber Pigtail Length (m) 1meter
Port Configuration 1×2 or 2×2
Pigtail type 250μm bare fiber
Package Dimension(mm) A:Ф2.4×25; B:Ф2.4×30; C:Ф3.0×35
Coupling Ratio/Insertion Loss Conversion Chart
Coupling Ratio Insertion Loss
Premium A Grade
50/50 3.6 3.8
40/60 4.7/2.7 5.0/2.9
30/70 6.0/1.9 6.4/2.1
20/80 7.9/1.2 8.4/1.4
10/90 11.3/0.5 12.7/0.8
5/95 15.2/0.4 18.5/0.5
1/99 22.5/0.3 23.0/0.4

*The above specification is without connector
**Other specifications can be made on customer request.

Order information

FBT-①-②②-③③-④④④④-⑤-⑥-⑦⑦-⑧⑧-⑨⑨

②② ③③ ④④④④ ⑦⑦ ⑧⑧ ⑨⑨
Grade Wavelength Coupling Ratio (dB) Port Package Fiber Type Fiber Diameter Fiber Length Connector
P: Premium
GradeA:A Grade
35:1310/1550nm
36:1310/1585nm
XX: Others
50:50/50
40:40/60
30:30/70
20:20/80
10:10/90
05:5/95
03:3/97
02:2/98
01:1/99
XX: Others
0102:1×2
0202:2×2
A:Package A
B:Package B
C:Package C
0:SMF-28
1:Corning Flexcore 1060
2:Corning Flexcore 780nm
D:DS Fiber
X: Others
25:250um
XX: Others
05:0.5m
10:1.0m
15:1.5m
XX:Others
00:None
FP: FC/PC
FA: FC/APC
SP: SC/PC
SA: SC/APC
LP: LC/PC
LA: LC/APC
ST: ST/PC
XX: Others
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