Integrated illuminator

摘要

An optical device comprising a sealed / closed housing; a light source and/or a detector within the housing; a window through the housing that is transparent to light transmitted from the light source or to the detector and a fixing for fixing an optical fibre or bundle of such fibres into a coupling position adjacent to the window to allow light to pass between the housing and the fibre or fibre bundle, wherein the fixing is adapted to allow connection and/or disconnection of the fibre or fibre bundle without opening or breaking a seal of the sealed housing.