2way Fiber Optic FBT Splitter Ratio 50: 50 Unbalanced Fiber Coupler Without Connector

2way fiber optic FBT splitter ratio 50:50 unbalanced fiber coupler without connector  Feature1. Low Insertion loss2. Low PDL3. Compact Design4. Good channel-to-channel uniformity5. Wide Operating Wavelength:From 1260nm to 1650nm6. Wide Operating Temperature: From -40°C to 85°C7. High Reliability and StabilityApplications1.FTTx Deployments(GPON/BPON/EPON)2.Cable television (CATV)3.Local area networks (LAN)4.Test equipment5.Passive optical networksSpecificationParameterSpecificationChannel Number1×2 or 2×2Operating Wavelength (nm)1310,1550,1310/1550,1310/1550/1490Operating Bandwidth (nm)±40Coupling RatioCoupling Ratio Insertion Loss(dB)   P Grade A Grade 50/50≤3.3 ≤3.5 40/60≤4.5/2.6 ≤4.7/2.8 30/70≤5.7/1.9 ≤5.9/2.1 20/80≤7.6/1.3 ≤7.75/1.38 10/90≤10.85/0.68 ≤11.2/0.75 5/95≤14.4/0.45 ≤15.5 /0.48 2/98≤18.5/0.6 ≤19.8/0.38 1/99≤21.8/0.28 ≤22.8/0.35 PDL (dB)≤0.15 ≤0.2 Directivity(dB)≥50Return Loss(dB)≥55Parameter   SpecificationOperating WavelengthnmSingle Window1 Dual,Three Window2(1×N)   N=3N=4N=5N=8N=16N=24N=32N=64Fiber Type   Corning SMF-28eIL(MAX)dB5.41/5.627.01/7.227.81/8.0210.01/10.4213.51/13.9215.01/15.4217.31/17.5221.01/21.52UniformitydB0.51/0.620.51/0.620.61/0.820.81/1.021.11/1.321.21/1.521.31/1.522.11/2.52Return LossdB≥55DirectivitydB≥55PDLdB