Image modifiers for use in photography

G - Physics – 03 – B

Patent

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G03B 11/00 (2006.01) G03B 1/48 (2006.01) G03B 5/00 (2006.01) G03B 15/00 (2006.01) G03B 17/00 (2006.01) G03B 17/12 (2006.01) G03B 17/24 (2006.01)

Patent

CA 2349955

The invention has a plurality of embodiments in which an image modifier (20) is located at either the film plane or gate (18) or an intermediate focussing plane of the camera (10). In one embodiment, the modifier may be moved to two positions, one position within the optical path to modify the image and a second position removed from the optical path so as not to modify the image. In another embodiment the modifier may be attached to the film or film cartridge. In still another embodiment the modifier may take the form of a camera attachment.

Selon un premier mode de réalisation, l'invention concerne un modificateur d'image (20) placé soit sur un plan ou un couloir (18) d'un film, soit sur un plan de focalisation intermédiaire d'une caméra (20). Selon un second mode de réalisation, le modificateur peut être déplacé vers deux positions, une première position dans laquelle le chemin optique modifie l'image, et une seconde position dans laquelle le chemin optique ne modifie pas l'image. Selon un autre mode de réalisation, le modificateur peut être fixé au film ou à la cartouche de film. Selon un dernier mode de réalisation, le modificateur peut prendre la forme d'une fixation de caméra.

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