The Agilent 86142B Optical Spectrum Analyzer (OSA) is best suited for WDM component and system test applications where power and wavelength accuracy, dynamic range and low polarization dependency are key. The high performance capability of the Agilent 86142B OSA combined with the advanced feature set and on board measurement applications enables you to make highly accurate measurements quickly and easily. These advanced features have been tailored towards increasing your product yields, maximizing manufacturing capacity and minimizing costs. The on-board measurement applications have been designed for ease of use requiring minimal training while retaining flexibility to customize measurements for individual needs.