Patent ID: 6067195
Filing Date: 2000-05-23
Classification: G02B

Abstract:
A binocular, comprising:a pair of telescopic optical systems, each of said pair of telescopic optical systems having an objective lens system, an erecting optical system, and an observing optical system, said erecting optical system of each of said telescopic optical systems including a first prism and a second prism, said first prism and said second prism respectively having two reflection surfaces;a first hand vibration compensation mechanism that compensates trembling of image due to a hand vibration in a first direction which is perpendicular to a plane including optical axes of both of said telescopic optical systems;a second hand vibration compensation mechanism, that compensates trembling of image due to a hand vibration in a second direction perpendicular to both of said telescopic optical systems, and perpendicular to said first direction,wherein one of said first and second hand vibration compensation mechanism is provided between said objective lens system and said erecting optical system, and the other of said first and second hand vibration compensation mechanism is provided between said first prism and said second prism.