FBT Coupler Ultra Flat Dual Window Coupler 50/50 Specifications (50/50) Parameter Premium Operating Wavelength Range A Grade 1310 ± 50 nm & 1550 nm ± 75 nm Insertion Loss ≤ 3.6 dB ≤ 3.8 dB Uniformity ≤ 0.8 dB ≤ 1.0 dB ≥ 55 dB (1x2) ≥65 dB (2x2) Return Loss PDL ≤ 0.15 dB TDL ≤ 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 (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 Tree Couplers (equal split) *Port # Max IL Uniformity PDL Premium A Grade Premium A Grade 1x4 7.4 dB 7.8 dB 1.5 dB 1.8 dB 0.3 dB 1x8 11.2 dB 11.6 dB 2.2 dB 2.6 dB 0.4 dB 1 x 16 14.8 dB 15.4 dB 3.0 dB 3.6 dB 0.5 dB Note1: All values specified are without connectors. Note2: Higher performance specifications are available upon request. Note3: Fiber Type – Corning SMF-28e. Ordering Information U F D – – 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 – 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