US 12,393,102 B2
Electronic apparatus and accessory
Hiromichi Sakamoto, Tokyo (JP); Kei Tohyama, Kanagawa (JP); Takayuki Shu, Kanagawa (JP); Hiromi Hayasaki, Kanagawa (JP); Kouji Ikeda, Tokyo (JP); Yuhei Hattori, Tokyo (JP); Kenji Ishii, Kanagawa (JP); and Yoshinobu Okano, Saitama (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Oct. 6, 2022, as Appl. No. 17/961,129.
Application 17/961,129 is a continuation of application No. PCT/JP2021/014263, filed on Apr. 2, 2021.
Claims priority of application No. 2020-070625 (JP), filed on Apr. 9, 2020; application No. 2020-070626 (JP), filed on Apr. 9, 2020; application No. 2020-070627 (JP), filed on Apr. 9, 2020; and application No. 2021-059541 (JP), filed on Mar. 31, 2021.
Prior Publication US 2023/0034017 A1, Feb. 2, 2023
Int. Cl. G03B 15/05 (2021.01); G03B 17/56 (2021.01)
CPC G03B 15/05 (2013.01) [G03B 17/566 (2013.01); G03B 2215/056 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An electronic apparatus to which an accessory is to be detachably attached, the electronic apparatus comprising a plurality of contacts electrically connectable to the accessory and arranged in a first direction orthogonal to an attachment direction of the accessory,
wherein the plurality of contacts include:
first reference potential contacts that are contacts disposed at both ends of the plurality of contacts and are connected to a reference potential; and
second reference potential contacts that are connected to the reference potential and are contacts disposed at both ends of part of the plurality of contacts other than the first reference potential contacts in a case where the accessory is connected to only the part of the plurality of contacts.