US 12,013,544 B2
Display device
Makoto Serizawa, Osaka (JP); Yasutoshi Yamamoto, Osaka (JP); Suguru Ogawa, Osaka (JP); Hiroyasu Makino, Osaka (JP); Yoshiichiro Kashiwagi, Kyoto (JP); Junya Suzuki, Kyoto (JP); Toshiro Nishio, Osaka (JP); and Masayuki Kozuka, Osaka (JP)
Assigned to PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD., Osaka (JP)
Appl. No. 17/428,231
Filed by Panasonic Intellectual Property Management Co., Ltd., Osaka (JP)
PCT Filed Feb. 27, 2020, PCT No. PCT/JP2020/008194
§ 371(c)(1), (2) Date Aug. 3, 2021,
PCT Pub. No. WO2021/106235, PCT Pub. Date Jun. 3, 2021.
Claims priority of provisional application 62/941,961, filed on Nov. 29, 2019.
Prior Publication US 2022/0121032 A1, Apr. 21, 2022
Int. Cl. G02B 27/01 (2006.01); G02B 7/12 (2021.01)
CPC G02B 27/0176 (2013.01) [G02B 7/12 (2013.01); G02B 2027/0154 (2013.01)] 4 Claims
OG exemplary drawing
 
1. A display device, comprising:
a first lens tube including a closed bottom and a first display part on the closed bottom, the first display part being for displaying a first image;
a second lens tube including a closed bottom and a second display part on the closed bottom, the second display part being for displaying a second image;
an adjustment mechanism including an operable part provided between the first lens tube and the second lens tube that adjusts a distance between the first lens tube and the second lens tube; and
an eye cup provided for each of the first lens tube and the second lens tube that is tubular and detachably attached to an open end of the first lens tube or the second lens tube,
wherein the eye cup includes: an insertion part that is tubular and inserted inside the first lens tube or the second lens tube; and a cup part having a curved sheet shape that extends outside of the first lens tube or the second lens tube,
the insertion part includes a recessed part corresponding to a protruding part formed on the inside of the first lens tube or the second lens tube, and
the cup part blocks external light by continuously covering a space between a contact end contoured to match a head of a person and a connection end connected to the insertion part.