-The MAP-220C two-slot modular chassis is the latest in VIAVI-s broad portfolio of lab and manufacturing test solutions.-It-s lower cost design and compact footprint supports optical test switching and signal conditioning applications.-Configuration flexibility, such as horizontal or vertical placement, front or rear test access, and side-by-side 19 inch rackability.--It supports our new family of LightDirect modules, starting with the new mOSW serie- optical switches.