Camera on which a front converter can be mounted

Details Camera on which a front converter can be mounted Camera on which a front converter can be mounted

1987-06-02

1988-03-01

Hix, L. T.

354105, 354286, 35428912, 354295, G03B 2900, G03B 1100

Patent

active

047289732

ABSTRACT:
A camera on which a front converter can be mounted and wherein a picture image of a high quality over an entire picture plane can be obtained and an aperture of a front converter can be reduced while a photographing magnification of the camera can be increased without the necessity of much expense. The camera comprises trimming designating means for designating a trimming condition in which an area smaller than a normal photograph area is printed. Upon operation of the trimming designating means, encoding means operates to encode a trimming signal on a film so as to designate the trimming condition upon printing from the film. When a front converter is mounted on the camera, judging means detects this, and controlling means thereupon operates the trimming designating means to designate the trimming condition.

REFERENCES:
patent: 3490844 (1970-01-01), Sapp
patent: 4583831 (1986-04-01), Harvey

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