TECS Coated Silica/Silica Fiber TECS-Coated Silica/Silica Fiber Specifications Core Diameter m 200 8 365 14 550 19 910 30 Clad Diameter m 240 5 400 8 600 10 1000 15 Coating Diameter m 260 6 425 10 630 10 1035 15 Buffer Diameter1 m 400 30 730 30 1040 30 1400 50 Maximum Attenuation @ 820nm dB/km 12 12 12 12 Maximum Core Offset m 5 7 9 10 Numerical Aperture2 0.22 0.02 0.22 0.02 0.22 0.02 0.22 0.02 Acceptance Angle (Full) 25 25 25 25 0.2 1.0 0.7 3.4 1.5 7.6 5.0 25.1 -60C to +125C -60C to +125C -60C to +125C -60C to +125C Maximum Power Capability - CW3 - Pulsed4 kW MW Operating Temperature @ 820nm Proof Test Level kpsi 100 100 100 100 Minimum Bend Diameter - Recommended Short Term5 - Recommended Long Term6 mm mm 24 48 40 80 60 120 100 200 Standard Length m 1100 500 300 50 Part Number FG-200-LCR FG-365-LER FG-550-LER FG-910-LER Stock Number 98-0400-1367-8 98-0400-1361-1 98-0400-1362-9 98-0400-3373-4 Part Number FG-200-UCR FG-365-UER FG-550-UER FG-910-UER Stock Number 98-0400-1368-6 98-0400-1369-4 98-0400-1370-2 98-0400-3635-6 Type Low-OH High-OH 1 2 3 4 5 6 Standard buffer coating is Tefzel(R) 210. 2 meters, 50% intensity; uncoated and mode stripped. Based on 1 MW/cm2 for 1064nm Nd:YAG laser and input spot size equal to 80 percent of the core diameter. Based on 5 GW/cm2 for 1064nm Nd:YAG laser with 10 nsec. pulse length and input spot size equal to 80 percent of the core diameter. Recommended geometric strain during installation is 100% of proof test level, based on statistical analysis of fiber failures. Recommended geometric strain is 50% of proof test level, based on statistical analysis of fiber failures. 29