FBT Coupler Visible Wavelength Single Window Coupler Specifications (50/50) Parameter Premium Center Wavelength See order information (choose from 400-700nm) Band Pass ±10 nm Insertion Loss ≤ 3.8 dB Uniformity ≤ 1.0 dB Return Loss ≥ 55 dB ≤ 0.15 dB PDL - 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 Tap Coupler Tree Couplers Coupling Ratio Max Insertion Loss 40/60 4.8/ 2.8 dB 30/70 *Port # Max IL Uniformity Premium Premium 1x4 7.5 dB 2.0 dB 6.1/2.0 dB 1x8 11.0 dB 2.5 dB 20/80 8.0/1.3 dB 1 x 16 15.0 dB 3.0 dB 10/90 12.0/0.8 dB 5/95 14.5/0.5 dB 1/99 22.0/0.3 dB Premium *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 – 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 Center Wavelength Example: 460 = 460 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