发明名称 Image pickup apparatus with focusing lens control device
摘要 A lens control apparatus and an image pickup apparatus each of which, during a magnification varying operation in an inner focus type of lens system, predicts a destination position to be reached by a variator lens after a predetermined time period, calculates a speed at which to move a focusing lens to a correction position of a focal plane relative to the predicted position of the variator lens, and controls the focusing lens.
申请公布号 US7006139(B2) 申请公布日期 2006.02.28
申请号 US20010829363 申请日期 2001.04.09
申请人 CANON KABUSHIKI KAISHA 发明人 OHKAWARA HIROTO
分类号 H04N5/232 主分类号 H04N5/232
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