Image pickup apparatus

Abstract

An image pickup apparatus includes an image pickup element for converting an optical image on a focal plane into an electrical image signal, and outputting the electrical image signal, a vibration sensor for detecting a vibration amount of an image pickup apparatus main body, an optical axis decentering member for decentering an optical axis so as to cause the optical image to coincide with a predetermined position on the focal plane of the image pickup element, a driving control circuit for controlling a decentering amount of the optical axis decentering member on the basis of a detection output from the vibration sensor, and a control circuit for, when the image pickup element outputs the electrical image signal, controlling to permit a driving operation of the optical axis decentering member by the driving control circuit.

1 - 11 . (canceled) 
   
   
       12 . An image pickup apparatus comprising:
 image pickup means for converting an optical image formed on an image sensing plane into an electrical image signal, and outputting the electrical image signal;   detection means for detecting a vibration amount of said image pickup apparatus;   correcting means for optically correcting a movement of the optical image formed on the image sensing plane by shifting an optical axis;   driving means for driving said correction means on the basis of a detection output of said detection means; and   control means for controlling said driving means to permit a correcting operation of said correcting means in the case that said image pickup means is outputting the electrical image signal and to inhibit a correcting operation of said correcting means in the case that said image pickup means is not outputting the electrical image signal.   
   
   
       13 . Apparatus according to  claim 12 , wherein said correcting means comprises a variable angle prism. 
   
   
       14 . Apparatus according to  claim 12 , further comprising monitor means for displaying the electrical image signal output from said image pickup means. 
   
   
       15 . Apparatus according to  claim 14 , wherein, when no image is output to said monitor, said control means controls said driving means to move said correcting means to a position where a shifting amount of the optical axis becomes 0, and thereafter, disables said driving means. 
   
   
       16 . A camera apparatus comprising:
 image pickup means for converting an optical image formed on an image sensing plane into an electrical image signal, and outputting the electrical image signal;   detection means for detecting a vibration amount of a body of said camera apparatus;   correcting means for optically correcting a movement of the optical image formed on the image sensing plane by shifting an optical axis;   driving means for driving said correcting means on the basis of a detection output of said detection means;   recording means for recording the electrical image signal output from said image pickup means;   reproducing means for reproducing the electrical image signal recorded by said recording means; and   control means for controlling said driving means to permit a correcting operation of said correcting means in the case that said image pickup means is outputting the electrical image signal and said recording means is recording the electrical image signal output from said image pickup means, to permit a correcting operation of said correcting means in the case that said image pickup means is outputting the electrical image signal and said recording means is not recording the electrical image signal, and to inhibit the correcting operation of said correcting means in the case that said image pickup means is not outputting the electrical image signal or said reproducing means is reproducing the electrical image signal recorded by said recording means.   
   
   
       17 . An apparatus according to  claim 16 , further comprising:
 monitor means for displaying the electrical image signal output from said image pickup means or the electrical image signal reproduced by said reproducing means.   
   
   
       18 . An apparatus according to  claim 17 , wherein, when no image is output to said monitor, said control means controls said driving means to move said correcting means to a position where a shifting amount of the optical axis becomes 0, and thereafter, disables said driving means. 
   
   
       19 . An image pickup apparatus comprising:
 image pickup means for converting an optical image formed on an image sensing plane into an electrical image signal and outputting the electrical image signal;   recording means for recording the electrical image signal output from said image pickup means;   detection means for detecting a vibration amount of said image pickup apparatus;   correcting means for optically correcting a movement of the optical image formed on the image sensing plane by shifting an optical axis;   driving means for driving said correcting means on the basis of a detection output of said detection means; and   control means for controlling said driving means and said correcting means to hold an optically correcting position of said correcting means in the case that the optically correcting operation of said correcting means is stopped during a recording operation of said recording means.   
   
   
       20 . An image pickup apparatus comprising:
 image pickup means for converting an optical image formed on an image sensing plane into an electrical image signal and outputting the electrical image signal;   recording/reproduction means for recording the electrical image signal output from said image pickup means and reproducing a recorded electrical image signal;   detection means for detecting a vibration amount of said image pickup apparatus;   correcting means for optically correcting a movement of the optical image formed on the image sensing plane by shifting an optical axis;   driving means for driving said correcting means on the basis of a detection output of said detection means; and   control means for controlling said driving means and said correcting means to hold the optically correcting position of said correcting means in the case that the optically correcting operation of said correcting means is stopped during a recording operation of said recording means.   
   
   
       21 . An apparatus according to  claim 20 , wherein said control means locks a correcting position of said correcting means during reproduction of said recording/reproduction means. 
   
   
       22 . A camera comprising:
 image sensing unit which converts an optical image formed on an image sensing plane into an image signal and outputting the image signal;   recording/reproduction unit which records the image signal output from said image sensing unit and reproduces the recorded image signal;   detection unit which detects an image shake amount;   correcting unit which optically corrects a movement of the optical image formed on the image sensing plane by shifting an optical axis;   driving unit which drives said optically correcting unit on the basis of a detection output of said detection unit; and   control unit which controls said driving unit to permit a correcting operation of said correcting unit in the case that said image sensing unit is outputting the image signal, and to inhibit a correcting operation of said correcting unit in the case that said recording/reproduction unit is reproducing the recorded image signal.   
   
   
       23 . A camera according to  claim 22 , further comprising:
 a monitor which displays the image signal output from said image sensing unit and the image signal reproduced by said recording/reproduction unit.   
   
   
       24 . A camera according to  claim 23 , wherein, when no image is output to said monitor, said control unit controls said driving unit to drive said optically correcting unit to a position where a shifting amount of the optical axis is 0, and thereafter, disables said driving unit.