Photocopying – Projection printing and copying cameras – Focus or magnification control
Patent
1993-04-19
1994-03-08
Gellner, Michael L.
Photocopying
Projection printing and copying cameras
Focus or magnification control
355 41, 355 54, 355 71, 355 74, G03B 2746, G03B 2752
Patent
active
052932087
ABSTRACT:
A printing apparatus for preparing a print image out of a subject image formed by a photographic optical system and recorded on a recording medium comprises a unit for supplying data on the optical performances of the photographic optical system, a unit for setting a trimming magnification determining the trim range of the subject image recorded on the recording medium, a unit for setting the size of the print image, a unit for setting a maximum enlarging magnification for enlarging the subject image to a print image on the basis of the data read and the trimming magnification; and a unit for determining a final enlarging magnification for enlarging the subject image to a print image on the basis of the maximum enlarging magnification and the size of the print image.
REFERENCES:
patent: 4757353 (1988-07-01), Kitai et al.
patent: 5038167 (1991-08-01), Suzuki
Okano Hiroshi
Shiokama Yoshiharu
Watanabe Tsuneo
Gellner Michael L.
Malley Daniel P.
Nikon Corporation
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