FBT Coupler High Directivity, Mode Insensitive Achromatic Multimode Coupler Specifications (50/50) Parameter Premium Central Wavelength A Grade Achromatic 1x2 Configuration 90/10, 80/20, 70/30, 60/40, 50/50 Split Ratio Max Insertion Loss* ≤ 3.6 dB ≤ 4.0 dB Directivity ≥ 45 dB ≥ 40 dB - 40° C ~ + 85° C Operating & Storage Temperature Package Dimensions Light Duty ( B ) 3.0mm (Ф) x 40.0mm (L) Medium Duty ( L ) 3.0mm (Ф) x 45.0mm (L) Heavy Duty (K, R) 100.0mm x 12.0mm x 8.0mm *The insertion loss specified does not include connector loss. Ordering Information M M C H – 1 2 Port Number 12: 1 x 2 – – Grade P: Premium A: A Grade – Coupling Ratio xy % : xy % 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA (425) 277-8000 ph (425) 277-5280 fax Fiber Type 1: 50/125 µm 2: 62.5/125 µm – – 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 1: FC/PC 3: SC/ PC 9: Special C: ST [email protected] www.lightel.com