Designed to specially work well with the SC/FC/ST/E-2000 connectors, this instrument cleans ferrule end faces removing dust, oil, and other debris without nicking or scratching the end face. The Senko Fiber Optic Cleaner for simplex connections is a dry cloth cleaner specially designed to clean single fiber connectors. Designed as an adapter, the dust cap of the cleaner acts as an adapter for cleaning unmated connectors.