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FBT Coupler
Dual Window Wideband Coupler
Specifications (Based on 50/50)
Parameter
Premium
Operating Wavelength Range
A Grade
1310 & 1550 nm ± 40 nm
Insertion Loss
≤ 3.6 dB
≤ 3.8 dB
Uniformity
≤ 0.7 dB
≤ 1.0 dB
≥ 55 dB (1x2) ≥ 65 dB (2x2)
Return Loss
≤ 0.15 dB
PDL
≤ 0.20 dB
≤ 0.2dB
TDL
Operating & Storage Temperature
Package Dimensions
- 40° C ~ + 85° C
Light Duty ( B )
3.0mm (ɸ) x 55.0mm (L)
Medium Duty ( L )
3.0mm (ɸ) x 60.0mm (L)
Heavy Duty ( K, R )
100.0mm x 12.0mm x 8.0mm
Tap Coupler
Tree Coupler
Max Insertion Loss
* Port #
Max IL
Uniformity
Premium
A Grade
Premium
A Grade
Premium
A Grade
40/60
4.7/2.7 dB
5.0/2.9 dB
1x4
7.2 dB
7.6 dB
1.3 dB
1.8 dB
30/70
6.0/1.9 dB
6.4/2.2 dB
1x8
11.0 dB
11.3 dB
2.0 dB
2.4 dB
20/80
7.9/1.2 dB
8.5/1.4 dB
1 x 16
14.4 dB
15.2 dB
2.7 dB
3.2 dB
10/90
11.3/0.6 dB
12.7/0.8 dB
5/95
15.0/0.4 dB
16.0/0.5 dB
*Other port numbers upon request.
1/99
23.5/0.3 dB
24.0/0.4 dB
Note1: All values specified are without connectors.
Note2: Higher performance specifications are available upon request.
Note3: Fiber Type – Corning SMF-28e.
Coupling
Ratio
Ordering Information
D W C
-
Port Number
12:
1x2
22:
2x2
14:
1x4
18:
1x8
116:
1 x 16
Grade:
P: Premium
A: A Grade
-
Coupling Ratio
xy% : xy%
EVEN: even split
2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA
Wavelength
Example
1950 = 1950nm
-
-
Fiber Length
1: 1 meter
2: 2 meters
S: Special
Pigtail Style
(=Package style)
B: Bare Fiber
Connector
0: None
1: FC/PC
L: 900 μm loose tube 2: FC/APC
K: 2mm cable
3: SC/PC
R: 3mm cable
4: SC/APC
5:FC/SPC
6: SC/SPC
7: LC/UPC
8: LC/SPC
9: Special
A: FC/UPC
B: SC/UPC
C: ST
[email protected]
(425) 277-8000 ph (425) 277-5280 fax
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