FBT COUPLER Single Window Wideband Coupler Ultra Low PDL (Based on 50/50) Parameter Operating Wavelength Range Insertion Loss Uniformity Return Loss PDL TDL Premium A Grade 1310 or 1550 nm ± 20 nm ≤ 3.5 dB ≤ 3.7 dB ≤ 0.6 dB ≤ 0.9 dB ≥ 55 dB (1x2) ≥ 65 dB (2x2) ≤ 0.03 dB ≤ 0.05 dB ≤ 0.2dB Operating & Storage Temperature Light Duty ( B ) Medium Duty ( L ) Package Dimensions Heavy Duty ( K, R ) - 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 Tap Coupler Coupling Ratio 40/60 30/70 20/80 10/90 5/95 1/99 Max Insertion Loss Premium A Grade 4.7/2.7 dB 5.0/2.9 dB 6.0/1.9 dB 6.4/2.2 dB 7.9/1.2 dB 8.5/1.4 dB 11.3/0.6 dB 12.7/0.8 dB 15.0/0.4 dB 16.0/0.5 dB 23.5/0.3 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. S WC U 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 U: Ultra P: Premium A: A Grade - Coupling Ratio xy % : xy % EVEN: even split - 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 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