Photocopying – Contact printing – Light boxes
Patent
1977-12-27
1984-10-09
Griffin, Donald A.
Photocopying
Contact printing
Light boxes
354294, 355 77, G03B 3508, G03B 2732, G03B 1700
Patent
active
044757980
ABSTRACT:
A photographic camera for providing a plurality of film images in order to produce a stereogram. The camera has a plurality of objectives which are independently adjustable so that the optical axes of the lenses can be made substantially parallel in a first plane and substantially coplanar in a second plane orthogonal to the first plane. The objectives have substantially the same focal length and common shutter, aperture and focal control. The camera may include a film magazine having a film advance equal to the number of objectives.
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Ritz Camera Centers, 1961 Photo Reference Guide, pp. 36 and 37.
Campbell James B.
Smith Edgar C.
Chaskin Jay L.
Griffin Donald A.
The Three Dimensional Photography Corporation
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