Video camera and camera system having an electronic viewfinder portraying image information
AssigneeAiwa Co., Ltd.
InventorsHiroyuki Hashimoto, Haruo Saito
Life of this patent
Estimating the term…
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AssigneeAiwa Co., Ltd.
InventorsHiroyuki Hashimoto, Haruo Saito
Estimating the term…
A video camera having a zoom function and a camera system are provided, wherein a ratio of view fields of the video camera and a photographic camera is calculated based on information about zooming powers of imaging lenses, and an image frame of the photographic cameras is displayed in a variable size at an electronic viewfinder in accordance with the ratio of the view fields and based on a picked-up image of fixed size, or a picked-up image is displayed in a variable size on the basis of the image frame of the photographic camera. View angles of the video camera and the photographic camera are obtained from the information about the zooming powers of the imaging lenses, and zoom adjustment is carried out with the view angles coinciding with each other, or the zooming power of one of the video camera and the photographic camera is adjusted such that the view angles become equal to each other. Accordingly, the view field of the photographic camera can be accurately recognized even if the zooming power is changed.
A video camera having a zoom function affecting an angle of view of said video camera in accordance with an adjustable zoom power and including an electronic view finder for providing image information of said video camera and a photographic camera, said video camera comprising:
A composition apparatus for providing an electronic viewfinder of a video camera with a signal for displaying the video camera's video image and information of a photographic camera's field of view, said apparatus comprising:
Dependencies are inferred from the claim text.