FBT COUPLER
2µm Single Window Coupler
(Based on 50/50)
Parameter Premium A Grade
Operating Wavelength Range See order information
Band Pass
± 20 nm
Insertion Loss (Max)
≤ 3.8 dB ≤ 4.0 dB
Uniformity (Typical)
≤ 0.7 dB ≤ 1.0 dB
Return Loss
≥ 55 dB
PDL
≤ 0.10 dB
≤ 0.15 dB
Operating & Storage Temperature - 40° C ~ + 85° C
Package Dimensions
Light Duty ( B ) 3.0mm (Φ) x 55.0mm (L)
Medium Duty ( L ) 3.0mm (Φ) x 60.0mm (L)
Heavy Duty ( K, R )
100.0mm x 12.0mm x 8.0mm
Tap Coupler Tree Couplers
Coupling
Ratio
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 1 x 4 7.2 dB 7.6 dB 1.3 dB 1.8 dB
30/70 6.0/1.9 dB 6.4/2.1 dB 1 x 8 11.0 dB 11.3 dB 2.0 dB 2.5 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 3.5 dB
10/90 11.3/0.55 dB
12.7/0.8 dB * Other Port Numbers upon request
5/95 15.2/0.4 dB 18.5/0.5 dB
1/99 22.5/0.3 dB 23.0/0.4 dB
Note1: All values specified are without connectors.
Note2: Higher performance specifications are available upon request.
S W
C
- - -
- - - -
Port Number Grade Coupling Ratio Wavelength Fiber Length Pigtail Style Connector
12: 1 x 2 P: Premium xy % : xy % Example: 1: 1 meter (=Package style) 0: None 7: LC/UPC
22: 2 x 2
A: A Grade EVEN: even split 1950 = 1950 nm 2: 2 meter B: bare fiber 1: FC/PC
8: LC/SPC
14: 1 x 4
S: Special L: 900 µm loose tube 2: FC/APC 9: Special
18: 1 x 8 K: 2mm cable 3: SC/ PC A: FC/UPC
116: 1 x 16 R: 3mm cable 4: SC/APC B: SC/UPC
5: FC/SPC
C: ST
6: SC/SPC
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
