US 12,405,444 B2
Control apparatus, lens apparatus, image pickup apparatus, camera system, and control method
Kiyoshi Nitto, Saitama (JP); Yosuke Fukai, Kanagawa (JP); Taro Murakami, Tokyo (JP); and Yusuke Fujiwara, Tokyo (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Sep. 26, 2023, as Appl. No. 18/474,770.
Claims priority of application No. 2022-157404 (JP), filed on Sep. 30, 2022; and application No. 2023-090520 (JP), filed on May 31, 2023.
Prior Publication US 2024/0118516 A1, Apr. 11, 2024
Int. Cl. G02B 7/34 (2021.01); G02B 7/06 (2021.01); G03B 13/36 (2021.01); H04N 13/207 (2018.01); H04N 13/296 (2018.01); H04N 23/67 (2023.01)
CPC G02B 7/34 (2013.01) [G02B 7/06 (2013.01); G03B 13/36 (2013.01); H04N 13/207 (2018.05); H04N 13/296 (2018.05); H04N 23/67 (2023.01)] 35 Claims
OG exemplary drawing
 
1. A control apparatus for a camera system that includes a lens apparatus including a first optical system and a second optical system and configured to move the first optical system and the second optical system relative to each other, and an image pickup apparatus including an image sensor and attachable to and detachable from the lens apparatus, the control apparatus comprising:
a memory storing instructions; and
a processor configured to execute the instructions to:
acquire a first evaluation value of the first optical system at a first focus detection position corresponding to the first optical system,
determine a second focus detection position corresponding to the second optical system based on an first object image formed by the first optical system and a second object image formed by the second optical system,
acquire a second evaluation value of the second optical system at the second focus detection position, and
move the first optical system and the second optical system based on the first evaluation value and the second evaluation value.