US 11,930,271 B2
Intermediate accessory apparatus, image pickup apparatus, image pickup system, processing method, and storage medium
Junji Shigeta, Tochigi (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Sep. 9, 2021, as Appl. No. 17/471,003.
Claims priority of application No. JP2020-155593 (JP), filed on Sep. 16, 2020.
Prior Publication US 2022/0086330 A1, Mar. 17, 2022
Int. Cl. H04N 23/66 (2023.01); H04N 23/663 (2023.01); H04N 23/68 (2023.01)
CPC H04N 23/663 (2023.01) [H04N 23/681 (2023.01)] 28 Claims
OG exemplary drawing
 
1. An intermediate accessory apparatus configured to be detachably mounted between an interchangeable lens apparatus and an image pickup apparatus, the intermediate accessory apparatus comprising:
a storage configured to store characteristic information about a combined optical characteristic of the interchangeable lens apparatus and the intermediate accessory apparatus, the characteristic information being associated with state information indicating a state of the interchangeable lens apparatus, the state information being communicated via a first communication between the interchangeable lens apparatus and the image pickup apparatus; and
a processor configured to receive identification information about the interchangeable lens apparatus from the image pickup apparatus, and transmit the characteristic information corresponding to the identification information to the image pickup apparatus, via a second communication between the intermediate accessory apparatus and the image pickup apparatus.