Patent ID: 8248509

Claim:
An information registration system including an image pickup apparatus to/from which a lens apparatus having identification information set therein can be attached/removed, and a registration apparatus for registering correction information of a lens apparatus in the image pickup apparatus by connecting to and communicating with the image pickup apparatus, the registration apparatus comprising: a lens information storage unit that stores lens information so as to be able to be referenced by identification information, the lens information including information that identifies the model of a lens apparatus and correction information that corresponds thereto; an obtaining unit that obtains, from the image pickup apparatus, identification information that is set in a lens apparatus that is attached to the image pickup apparatus; a display unit that displays a confirmation window that displays a list of models of lens apparatuses whose lens information is stored in the lens information storage unit, such that the model of the lens apparatus corresponding to the identification information obtained by the obtaining unit can be distinguished from the model of another lens apparatus; an operation unit that receives, from a user via the confirmation window, a designation of the model of a lens apparatus whose correction information is to be registered in the image pickup apparatus; and a transmission unit that transmits, from the lens information storage unit to the image pickup apparatus, registration information that includes identification information and correction information of the lens apparatus whose designation was received by the operation unit, and the image pickup apparatus comprising: a correction information storage unit that stores correction information of a lens apparatus; a reply unit that transmits the identification information set in the attached lens apparatus to the registration apparatus in accordance with a request from the registration apparatus; a receiving unit that receives the registration information transmitted from the registration apparatus; and an update unit that updates storage content of the correction information storage unit based on the registration information received by the receiving unit.