Fiber
Optics
FBT Coupler
Ultra Low PDL Single Window Wideband Coupler
Specifications (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
1310 ± 20 nm or 1550 ± 20 nm
≤ 3.5
dB
≤ 0.6
dB
≥ 55
dB (1x2)
≥65dB
(2x2)
≤ 0.03
dB
≤ 0.2dB
- 40° C ~ + 85° C
3.0mm (Ф) x 55.0mm (L)
3.0mm (Ф) x 60.0mm (L)
100.0mm x 12.0mm x 8.0mm
A Grade
≤
3.7 dB
≤
0.9 dB
≤ 0.05
dB
Tap Coupler
Coupling
Ratio
40/60
30/70
20/80
10/90
5/95
1/99
Max Insertion Loss
Premium
4.7/ 2.7 dB
6.0/1.9 dB
7.9/1.2 dB
11.3/0.6 dB
15.0/0.4 dB
23.5/0.3 dB
A Grade
5.0/2.9 dB
6.4/2.2 dB
8.5/1.4 dB
12.7/0.8 dB
16.0/0.5 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 unless otherwise specified.
09/18 / V02 / IF / lightel/couplers/ultra-low-pdl-coupler
Ordering Information
S W C U
–
Port Number
12: 1 x 2
22: 2 x 2
–
–
Grade
P: Premium
A: A Grade
Coupling Ratio
xy % : xy %
–
–
Fiber Length
1: 1 meter
2: 2 meter
S: Special
–
Pigtail Style
(=Package style)
B: bare fiber
L: 900
m
loose tube
K: 2mm cable
R: 3mm cable
–
Connector
0: None
7: LC/UPC
1: FC/PC 8: LC/SPC
2: FC/APC 9: Special
3: SC/ PC A: FC/UPC
4: SC/APC B: SC/UPC
5: FC/SPC C: ST
6: SC/SPC
Central Wavelength
E: 1310 nm
H: 1550 nm
1
Germany & Other Countries
Laser Components GmbH
Tel: +49 8142 2864 – 0
Fax: +49 8142 2864 – 11
info@lasercomponents.com
www.lasercomponents.com
United Kingdom
Laser Components (UK) Ltd.
Tel: +44 1245 491 499
Fax: +44 1245 491 801
info@lasercomponents.co.uk
www.lasercomponents.co.uk
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