FBT COUPLER High Directivity, Mode Insensitive Achromatic Multimode Coupler (Based on 50/50) Parameter Premium Central Wavelength Grade A Achromatic Configuration 1x2 Split Ratio 90/10, 80/20, 70/30, 60/40, 50/50 Max Insertion Loss* ≤ 3.6 dB ≤ 4.0 dB Directivity ≥ 45 dB ≥ 40 dB Operating & Storage Temperature Package Dimensions - 40° C ~ + 85° C Light Duty ( B ) 3.0mm (Φ) x 40.0mm (L) Medium Duty ( L ) 3.0mm (Φ) 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. M M C H - 1 2 Port Number 12: 1 x 2 www.lighteltech.com 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA (425) 277-8000 ph. (425) 277-5280 Fax Grade P: Premium A: A Grade Coupling Ratio xy % : xy % - - - Fiber Type Fiber Length Pigtail Style 1: 50/125 µm 1: 1 meter (=Package style) 2: 62.5/125 µm 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 3: SC/ PC 9: Special C: ST