概要（Overview）

Test xDWM networks and optical components with full band, high-performance optical spectrum analyzers. Targeted for advanced test solutions, OSA-500x modules represent high-performance VIAVI Solutions™ solutions use for full-band spectral testing. Their industry leading 0.038 nm optical resolution bandwidth makes these optical spectrum analyzers ideal for unmatched performance testing in ultra dense wavelength-division multiplexing (DWDM) networks with channel spacing down to 25 GHz.