发明名称 Lens system having a function of displaying an operating direction of a focus operation member for setting a focus in a lens
摘要 A lens system according to an aspect of the present invention includes a focus operation member for manual operation of a focus of a taking lens, a focusing direction detecting device which detects a moving direction of the focus for setting a focused state with respect to a present position of the focus, as a focusing direction, an operating direction display device which displays an operating direction of the focus operation member for moving the focus to the focusing direction on the basis of the focusing direction detected by the focusing direction detecting device, and a reversing device which reverses the operating direction displayed by the operating direction display device.
申请公布号 US7689112(B2) 申请公布日期 2010.03.30
申请号 US20060589971 申请日期 2006.10.31
申请人 FUJINON CORPORATION 发明人 SASAKI TADASHI
分类号 G03B13/30;G03B17/18 主分类号 G03B13/30
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