Patent ID: 6608298
Filing Date: 2003-08-19
Classification: F41G,G02B

Abstract:
A self-contained day/night optical sight comprising:a sight housing; a complete daytime optics installed in said housing and comprising an objective lens assembly, an eyepiece lens assembly arranged on a common optical axis and spaced from each other to form a space, and an image inverter lens assembly; means for moving said objective lens assembly in the direction of said common optical axis inside said housing; a night-vision optical device pivotally installed inside said housing with possibility of rotation between a first position in which said night-vision optical device is offset from said common optical axis and a second position in which said night-vision optical device is placed into said space and is optically aligned with said common optical axis; a switching mechanism for switching said night-vision optical device between said first position and said second position inside said housing; and shifting mechanism for automatic shifting of said objective lens assembly to a position of optical matching with said night-vision optical device when said night-vision optical device is installed in said second position, said mechanism for automatic shifting being interlocked with said mechanism for switching.