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    • 6. 发明授权
    • Viewfinder and imaging apparatus using the same
    • 取景器及使用其的成像装置
    • US08174767B2
    • 2012-05-08
    • US12454680
    • 2009-05-20
    • Ayako AsakuraHisashi Goto
    • Ayako AsakuraHisashi Goto
    • G02B27/14G02F1/1335H04N7/00
    • G03B13/06
    • The present invention provides a viewfinder, characterized by comprising a reflection type display device on which an object image is displayed, an eyepiece optical system having a front group and a rear group, an illumination optical system for illuminating the reflection type display device and an optical device for putting an optical path taken by the illumination optical system over an optical path from said reflection type display device to the eyepiece optical system at a position of the widest of lens-to-lens spaces in the eyepiece optical system. The eyepiece optical system is located between the reflection type display device and an eye point, and satisfies the following condition (1): 0.1
    • 本发明提供一种取景器,其特征在于包括:反射型显示装置,对象图像显示在其上;具有前组和后组的目镜光学系统;用于照射反射型显示装置的照明光学系统和光学 用于将由照明光学系统拍摄的光路在从目镜光学系统中的最宽的透镜到透镜空间的位置处从从所述反射型显示装置到目镜光学系统的光路放置的装置。 目镜光学系统位于反射型显示装置和眼点之间,满足以下条件(1):0.1