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Publication of NL7100881ApublicationCriticalpatent/NL7100881A/xx
G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
G02B7/28—Systems for automatic generation of focusing signals
G—PHYSICS
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
G03B3/04—Focusing arrangements of general interest for cameras, projectors or printers adjusting position of image plane without moving lens