US 11,720,006 B2
Accessory, image pickup apparatus on which same is mountable, and camera system
Masahisa Tamura, Utsunomiya (JP); Kunihiko Sasaki, Utsunomiya (JP); Toshinori Yamazaki, Tokyo (JP); and Masayasu Shigematsu, Nishitokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Aug. 11, 2021, as Appl. No. 17/399,965.
Application 17/399,965 is a continuation of application No. 16/810,701, filed on Mar. 5, 2020, granted, now 11,143,939.
Application 16/810,701 is a continuation of application No. 15/992,785, filed on May 30, 2018, granted, now 10,620,510, issued on Apr. 14, 2020.
Claims priority of application No. 2017-108262 (JP), filed on May 31, 2017.
Prior Publication US 2021/0373418 A1, Dec. 2, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. G03B 17/56 (2021.01); G02B 27/64 (2006.01); G03B 17/04 (2021.01); G03B 17/14 (2021.01); H01R 13/24 (2006.01); H04N 23/55 (2023.01)
CPC G03B 17/565 (2013.01) [G02B 27/648 (2013.01); G03B 17/04 (2013.01); G03B 17/14 (2013.01); G03B 17/56 (2013.01); G03B 17/566 (2013.01); H01R 13/2471 (2013.01); H04N 23/55 (2023.01)] 16 Claims
OG exemplary drawing
 
1. A lens mount configured to be detachably mountable to a camera mount, wherein the camera mount includes a plurality of first bayonet claw portions and a plurality of first terminals, the lens mount comprising:
a plurality of second bayonet claw portions configured to allow engagement with the plurality of first bayonet claw portions; and
a plurality of second terminals configured to contact with the plurality of first terminals when the lens mount is mounted to the camera mount, wherein the plurality of second terminals is provided at positions that are different from positions of the plurality of second bayonet claw portions,
wherein the plurality of second terminals includes a TYPE terminal configured to be used to distinguish a type of the lens mount mounted on the camera mount, and
wherein, when viewed in a central axis direction of the lens mount, a half line, that extends from a central axis of the lens mount and passes through the TYPE terminal, passes through between the plurality of second bayonet claw portions.