Auto focusing apparatus and method
    2.
    发明授权
    Auto focusing apparatus and method 有权
    自动对焦装置及方法

    公开(公告)号:US07205543B2

    公开(公告)日:2007-04-17

    申请号:US10959174

    申请日:2004-10-07

    IPC分类号: G01N23/00

    CPC分类号: H01J37/21 H01J2237/216

    摘要: An auto focusing method and apparatus for determining a focusing evaluation value, comparing the focusing evaluation value with an acceptance level of a preset focusing evaluation value, and iteratively focusing, while widening the depth of focus, when the focusing evaluation value is lower than the acceptance level.

    摘要翻译: 一种自动聚焦方法和装置,用于确定聚焦评价值,将聚焦评价值与预设聚焦评价值的接受水平进行比较,并且在聚焦评价值低于接受度的同时,在扩大聚焦深度的同时进行反复聚焦 水平。