FBT COUPLER
Ultra Flat Dual Window Coupler 50/50
(Based on 50/50)
Parameter
Operating Wavelength Range
Insertion Loss
Uniformity
Return Loss
PDL
TDL
Operating & Storage Temperature
Light Duty ( B )
Package Dimensions
Medium Duty ( L )
Heavy Duty ( K, R )
Premium
A Grade
1310 ± 50 nm & 1550 nm ± 75 nm
≤ 3.6 dB
≤ 0.8 dB
≤ 3.8 dB
≤ 1.0 dB
≥ 55 dB (1x2) ≥ 65 dB (2x2)
≤ 0.15 dB
≤ 0.2dB (- 10° C ~ + 75° C) ≤ 0.35dB (- 40° C ~ + 85° C)
- 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
Tree Couplers (Equal Split)
Port #
1x4
1x8
1 x 16
Premium
7.4 dB
11.2 dB
14.8 dB
Max IL
A Grade
7.8 dB
11.6 dB
15.4 dB
Uniformity
Premium
A Grade
1.5 dB
1.8 dB
2.2 dB
2.6 dB
3.0 dB
3.6 dB
PDL
0.3 dB
0.4 dB
0.5 dB
Note1: All values specified are without connectors.
Note2: Higher performance specifications are available upon request.
Note3: Fiber Type – Corning SMF-28e.
U F D -
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
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
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Renton, WA 98057 USA
(425) 277-8000 ph.
(425) 277-5280 Fax
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