FBT Coupler Single Window Short Wavelength Coupler Specifications (50/50) Parameter Premium A Grade See order information Operating Wavelength Range Band Pass ± 10 nm Insertion Loss (Max) ≤ 3.5 dB ≤ 3.7 dB Uniformity (Typical) ≤ 0.5 dB ≤ 0.9 dB Return Loss ≥ 55 dB ≤ 0.15 dB PDL ≤ 0.20 dB TDL ≤ 0.2 dB Operating & Storage Temperature Package Dimensions - 40° C ~ + 85° C Light Duty ( B ) 3.0mm (Ф) x 55.0mm (L) Medium Duty ( L ) 3.0mm (Ф) x 60.0mm (L) Heavy Duty (K, R) 100.0mm x 12.0mm x 8.0mm Tap Coupler Tree Couplers Max Insertion Loss *Port # Coupling Ratio Premium A Grade 40/60 4.4/ 2.5 dB 4.8/2.8 dB 30/70 5.6/1.8 dB 20/80 Max IL Uniformity Premium A Grade Premium A Grade 1x4 7.0 dB 7.4 dB 1.3 dB 1.7 dB 6.1/2.0 dB 1x8 10.2 dB 11.3 dB 1.9 dB 2.5 dB 7.6/1.2 dB 8.0/1.3 dB 1 x 16 13.6 dB 15.0 dB 2.4 dB 3.5 dB 10/90 10.8/0.6 dB 12.0/0.8 dB 5/95 14.0/0.4 dB 14.5/0.5 dB 1/99 21.0/0.2 dB 21.5/0.3 dB *Other port numbers upon request. Note1: All values specified are without connectors. Note2: Higher performance specifications are available upon request. Ordering Information S W C – – Port Number 12: 1 x 2 22: 2 x 2 14: 1 x 4 18: 1 x 8 116: 1 x 16 – Grade P: Premium A: A Grade – Coupling Ratio xy % : xy % EVEN: Even split 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA (425) 277-8000 ph (425) 277-5280 fax – Wavelength A: 630 nm B: 850 nm C: 1060 nm D: 980 nm I: 780 nm J: 1030 nm – 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 [email protected] www.lightel.com