FBT COUPLER Compact Size Single Window Wideband Coupler (Based on 50/50) Parameter Premium Operating Wavelength Range A Grade 1310 or 1550 ± 40 nm Insertion Loss (Max) ≤ 3.5 dB ≤ 3.7 dB Uniformity (Typical) ≤ 0.5 dB ≤ 0.8 dB ≥ 55 dB (1x2) ≥ 65 dB (2x2) Return Loss ≤ 0.10 dB PDL ≤ 0.15 dB ≤ 0.2dB (- 10° C ~ + 75° C) TDL - 40° C ~ + 85° C Operating & Storage Temperature Package Dimensions ≤ 0.35dB (- 40° C ~ + 85° C) Light Duty ( B ) 3.0mm (Φ x 35.0mm (L) Medium Duty ( L ) 3.0mm (Φ) x 45.0mm (L) Heavy Duty ( K, R ) 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 7.4/1.1 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 Note1: All values specified are without connectors. Note2: Higher performance specifications are available upon request. Note3: Fiber type Corning SMF-28e. S W C C - Port Number 12: 1 x 2 22: 2 x 2 www.lighteltech.com 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA (425) 277-8000 ph. (425) 277-5280 Fax Grade P: Premium A: A Grade Coupling Ratio xy % : xy % - - - Wavelength Fiber Length Pigtail Style E: 1310 nm 1: 1 meter (=Package style) H: 1550 nm 2: 2 meter B: bare fiber S: Special L: 900 µm loose tube K: 2mm cable R: 3mm cable All rights Reserved 2009 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