FBT COUPLER Three Window Wideband Coupler (Based on 50/50) Premium Parameter A grade 1260-1360 nm, 1480-1500 nm, 1535-1570 nm Operating Wavelength Range Insertion Loss 3.6 dB 3.8 dB Uniformity 0.7 dB 1.0 dB 55 dB (1x2) 65 dB (2x2) Return Loss PDL 0.15 dB TDL 0.2 dB 0.2 dB (- 10 C ~ + 75 C) 0.35 dB (- 40 C ~ + 85 C) - 40 C ~ + 85 C Operating & Storage Temperature Package Dimensions Light Duty ( B ) 3.0mm () x 55.0mm (L) Medium Duty ( L ) 3.0mm () x 60.0mm (L) Heavy Duty (K, R) 100.0 mm x 12.0 mm x 8.0 mm Tap Coupler Coupling Ratio 40/60 30/70 20/80 10/90 5/95 1/99 Tree Coupler 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 / 2.5 dB 6.4 / 2.2 dB 8.5 / 1.4 dB 12.7 / 0.8 dB 16.0 / 0.5 dB 25.0 / 0.4 dB Port # Max IL Uniformity Premium A Grade Premium A Grade 1x4 7.2 dB 7.6 dB 1.3 dB 1.8 dB 1x8 11.0 dB 11.3 dB 2.0 dB 2.4 dB 1 x 16 14.4 dB 15.2 dB 2.7 dB 3.2 dB 1 x 32 18.1 dB 19.0 dB 3.4 dB 4.2 dB * Other port numbers upon request Note1: All values specified are without connectors. Note2: Higher performance specifications upon request. Note3: Fiber type Corning SMF-28e. T WC - Port Number 12: 1 x 2 14: 1 x 4 18: 1 x 8 16: 1 x 16 32: 1 x 32 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% - Fiber Length 1: 1 meter 2: 2 meter S: Special Pigtail Style (=Package style) B: bare fiber L: 900 m loose tube K: 2 mm cable R: 3 mm 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