1989-02-27
1991-03-26
Adams, Russell E.
354402, 354406, 354408, 354286, G03B 1336
Patent
active
050033360
ABSTRACT:
According to this invention, a camera system has a camera body and a first and second lenses exchangeable to the camera body. The first lens comprises a device for outputting first data which indicates the first lens belongs to a first lens type. The second lens comprises a device for outputting second data which indicates the second lens belongs to a second lens type and third data with respect to the characteristic of the second lens. The camera body comprises: a device for inputting the data from the outputting device of the first or second lens attached to the camera body, a device for discriminating the lens type based on whether the inputted data is the first or second data, a device for storing data with respect to the characteristic of the lens belonging to the first lens type, and a processing device for carrying out a process based on the third data when the discriminating device judges the attached lens belongs to the second lens type and controlling it based on the stored data in the storing device when the discriminating device judges the attached lens belongs to the first lens type. The discriminating means judges the attached lens belongs to the first lens type.
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Hamada Masataka
Ishida Tokuji
Ishikawa Norio
Ishimura Toshihiko
Karasaki Toshihiko
Adams Russell E.
Minolta Camera Kabushiki Kaisha
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