Patent ID: 6829085
Filing Date: 2004-12-07
Classification: G02B

Abstract:
A viewing apparatus comprising:a viewing optical system having a positive objective optical system and a positive eyepiece optical system, an image of an object formed through said positive objective optical system being viewed through said positive eyepiece optical system; a photographing optical system, provided independently from said viewing optical system, for photographing said object image viewed through said positive eyepiece optical system; a first focusing mechanism for changing an image focal point of said object image formed through said positive objective optical system of said viewing optical system; a second focusing mechanism for changing an image focal point of an object image formed through said photographing optical system; an association mechanism which interconnects said first focusing mechanism with said second focusing mechanism; and an indicia indication optical system for selectively indicating said object image and an indicia image in a field of view viewing through said positive eyepiece optical system.