光谱分析仪Ando AQ6315E. Optical Spectrum AnalyzerThe AQ6315E optical spectrum analyzer (OSA) is an improved version of the well known Ando AQ6315A. This OSA can do spectrally resolved intensity measurements in the range of 350 to 1750 nm with a wavelength accuracy better than 0.05 nm and supports single-pass/double-pass monochromator mode select.