FBT COUPLER 2µm Polarization Maintaining Coupler Specifications Parameter Center Wavelength Specified by customer Operating Wavelength Range Center wavelength ± 10 nm Coupling Ratio 1% (± 0.3%) to 50% (± 5%) Excess Insertion Loss (slow axis input, including TDL) ≤ 0.5 dB Polarization Extinction Ratio ≥ 15 dB Return Loss ≥ 55 dB Directivity ≥ 55 dB Fiber Type PM Panda Fiber Operating Temperature 0° C to + 70° C Storage Temperature - 40° C ~ + 85° C Package Dimensions Light Duty ( B ) 3.0mm (ɸ) x 60.0mm (L) 3.0mm (ɸ) x 55 mm (L) Medium Duty ( L ) 3.0mm (ɸ) x 65.0mm (L) 3.0mm (ɸ) x 60.0mm (L) Heavy Duty ( K, R ) 100.0mm x 12.0mm x 8.0mm *There will be 1.0 dB less for extinction ratio if connector is added. Note1: All values specified are without connectors. Ordering Information P M C - Align Axis S: Slow F: Fast Port Number 12: 1 x 2 22: 2 x 2 13: 1 x 3 14: 1 x 4 Coupling Ratio xy% : xy% EVEN: even split 2210 Lind Ave SW, Suite 100 Renton, WA 98057 USA Center Wavelength Example: 1950 = 1950nm - - Fiber Length Pigtail Style 1: 1 meter (=Package style) 2: 2 meters B: Bare fiber S: Special L: 900 μm loose tube 0: 0.5 meter K: 2mm cable R: 3mm cable Connector 0: None 1: FC/PC 2: FC/APC 3: SC/PC 4: SC/APC 5: FC/SPC 6: SC/SPC 7: LC/UPC 8: LC/SPC 9: Special A: FC/UPC B: SC/UPC C: ST [email protected] (425) 277-8000 ph (425) 277-5280 fax