FBT COUPLER
Single Window Short Wavelength Coupler
(Based on 50/50)
Parameter
Operating Wavelength Range
Band Pass
Insertion Loss (Max)
Uniformity (Typical)
Return Loss
PDL
TDL
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions
Medium Duty ( L )
Heavy Duty ( K, R )
≤ 0.15 dB
≤ 0.2dB
≤ 3.5 dB
≤ 0.5 dB
≥ 55 dB
≤ 0.20 dB
Premium
± 10 nm
A Grade
See order information
≤ 3.7 dB
≤ 0.9 dB
- 40° C ~ + 85° C
3.0mm (Φ) x 55.0mm (L)
3.0mm (Φ) x 60.0mm (L)
100.0mm x 12.0mm x 8.0mm
Tap Coupler
Coupling
Ratio
40/60
30/70
20/80
10/90
5/95
1/99
Max Insertion Loss
Premium
A Grade
4.4/2.5 dB
4.8/2.8 dB
5.6/1.8 dB
6.1/2.0 dB
7.6/1.2 dB
8.0/1.3 dB
10.8/0.6 dB 12.0/0.8 dB
14.0/0.4 dB 14.5/0.5 dB
21.0/0.2 dB 21.5/0.3 dB
Tree Couplers
* Port #
Max IL
Premium
A Grade
1x4
7.0 dB
7.4 dB
1x8
10.2 dB
11.3 dB
1 x 16
13.6 dB
15.0 dB
* Other Port Numbers upon request
Uniformity
Premium
A Grade
1.3 dB
1.7 dB
1.9 dB
2.5 dB
2.4 dB
3.5 dB
Note1: All values specified are without connectors.
Note2: Higher performance specifications are available upon request.
S W C-
Port Number
12: 1 x 2
22: 2 x 2
14: 1 x 4
18: 1 x 8
116: 1 x 16
-
-
Grade
P: Premium
A: A Grade
Coupling Ratio
xy % : xy %
EVEN: even split
-
-
-
-
Connector
0: None
1: FC/PC
2: FC/APC
3: SC/ PC
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
Wavelength
A: 630 nm
B: 850 nm
C: 1060 nm
D: 980 nm
I: 780 nm
J: 1030 nm
Fiber Length
Pigtail Style
1: 1 meter
(=Package style)
2: 2 meter
B: bare fiber
S: Special
L: 900 µm loose tube
K: 2mm cable
R: 3mm cable
www.lighteltech.com
2210 Lind Ave SW, Suite 100
Renton, WA 98057 USA
(425) 277-8000 ph.
(425) 277-5280 Fax
All rights Reserved 2009
