... wavelength of light source :650nm ,850nm,1300nm, 1310nm, 1550nm, 1625nm, 1490nm. It is the best selection for major ... Technical parameterModel(*)SAT-F5AXSAT-F5BXWavelengthnm650/850/1300/1310/1550/1625/1490(single/double/three wavelength)Light-emitting partsLDOutput ... .05dB/8h Wavelength of optical power meternm850,980,1300,1310,1490,1550,1625Measurement rangedBm-70~+10-50~+26Measurement accuracy±5% ...