|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||250/204 ; 250/201 ; 354/402|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 9 인용 특허 : 3|
An automatic focus adjusting device comprises a charge accumulating type photoelectric conversion element array, a circuit for outputting from the output of the photoelectric conversion element array a signal indicative of the in-focus state of the image of an object to be photographed on a film surface, a circuit for modifying the newest detection signal on the basis of at least one past detection signal and outputting out a modification signal, a circuit for selecting one of the detection signal and the modification signal in accordance with the bright...
An automatic focus adjusting device including: (a) an optical system for forming the image of an object to be photographed on a predetermined plane; (b) photoelectric converting means including a plurality of photoelectric elements for accumulating therein a charge corresponding to the quantity of light from said object, said photoelectric converting means being capable of producing with lapse of time an output indicative of the state of the image of said object on said predetermined plane; (c) means for controlling the charge accumulating time of said p...