Title: Zoom lens controlling device
Application Number: 02125438 Application Date: 2002.08.07
Publication Number: 1402076 Publication Date: 2003.03.12
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G03B13/36
Applicant(s) Name: Canon K.K. Address:
Inventor(s) Name: Okawara Hiroto
Attorney & Agent: chen haigong duan chengen
Abstract:
    This invention discloses a zoom lens control apparatus which has a first lens unit for executing magnification operation, and a second lens unit for correcting variations in image plane along with magnification operation of the first lens unit and serving as a focusing function, and drives the second lens unit on the basis of a focus adjustment signal, including a first setting circuit which sets a first moving range for the second lens unit along with movement of the first lens unit, and a second setting circuit which sets a second moving range different from the moving range for the second lens unit along with movement of the first lens unit.
Time: 9
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