The MS9710B provides excellent wavelength accuracy and waveform shape. This OSA features improved wavelength accuracy, resolution bandwidth and signal to noise averaging. The diffraction grating spectrum analyzer covers a wide range from 600 to 1750nm. The MS9710B features high power level accuracy, wide dynamic range and high reception sensitivity. Features Improved signal-to-noise measurement with left and right noise floor averaging Tracking function with tunable laser source Built-in attenuator for high power optical input Optional built-in light source and reference wavelength VGA output connector