Patent ID: 6088165
Filing Date: 2000-07-11
Classification: G02B

Abstract:
A night vision device comprising:a facemask housing assembly having a peripheral surface defined by a rear surface contoured to a user's face and an open front surface, said housing assembly operative for encasing a pair of optical assemblies, said optical assemblies operative for receiving light from a viewed object via a first folded optical path and via a second direct optical path, combining said light from said first and second paths, and directing said combined light to a user's eye for viewing said object; each said optical assembly detachably coupled to said housing assembly, wherein each optical assembly comprises:an objective lens assembly for receiving and focusing visible and infrared light from a viewed object along said first folded optical path;image intensifier means responsive to said focused light from said objective lens assembly for converting the visible and infrared light to visible intensified light;and beam combining means responsive to said visible intensified light and to said direct path light for combining with one another and directing the combination to said user's eye for viewing.