Patent ID: 7999925

Claim:
An optical sight comprising: an outer barrel unit extending along an axis and having a front end and a rear end; an objective lens unit mounted to said front end of said outer barrel unit; an ocular lens unit mounted to said rear end of said outer barrel unit; a magnification unit disposed in said outer barrel unit and located between said objective lens unit and said ocular lens unit; a range-finding module disposed on said magnification unit, said range-finding module including a light emitter, a light receiver, and a micro processing unit coupled electrically to said light emitter and said light receiver and operable to calculate a range; and a display unit disposed in said outer barrel unit, said display unit including a seat mounted adjustably between said magnification unit and said ocular lens unit, and a transparent display secured to said seat and coupled electrically to said micro processing unit, said seat having a through hole that extends along the axis and that is for passage of light, said transparent display having an aiming indicator, and a message indicator for visual indication of the range calculated by said micro processing unit.