Photography – Pseudo zoom
Patent
1995-06-07
1997-12-02
Metjahic, Safet
Photography
Pseudo zoom
396 85, G03B 1310
Patent
active
056946244
ABSTRACT:
A camera capable of trimming photographing has an electric-powered zoom lens, an operating device for zooming the electric-powered zoom lens, a trimming photographing device for obtaining a pseudo zoomed-up photography by partially trimming a photographed picture at a trimming magnification .beta. which can be previously set, and a control device which sets the trimming magnification .beta. of the trimming photographing device to a maximum trimming magnification .beta.max if the operating device is moved to the zoom-up side when the electric-powered zoom lens is at the position of a maximum focal length FT, which zooms down the electric-powered zoom lens while maintaining the maximum trimming magnification .beta.max if the operating device is thereafter operated to the zoom-down side, and which changes the trimming magnification .beta. of the trimming photographing device from the maximum trimming magnification .beta.max to 1 if the operating device is further operated to the zoom-down side when the electric-powered zoom lens is at the position of a minimum focal length FW.
REFERENCES:
patent: 5097279 (1992-03-01), Sakamoto et al.
patent: 5130733 (1992-07-01), Taniguchi et al.
Daitoku Koichi
Imura Yoshio
Omi Junichi
Tsukahara Daiki
Wakabayashi Hiroshi
Han J. K.
Metjahic Safet
Nikon Corporation
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