US 12,256,991 B2
Ophthalmologic apparatus and cover
Youki Okuda, Tokyo (JP)
Assigned to TOPCON CORPORATION, Tokyo (JP)
Filed by TOPCON CORPORATION, Tokyo (JP)
Filed on Jan. 18, 2022, as Appl. No. 17/577,862.
Claims priority of application No. 2021-008402 (JP), filed on Jan. 22, 2021.
Prior Publication US 2022/0233068 A1, Jul. 28, 2022
Int. Cl. A61B 3/00 (2006.01); A61B 3/14 (2006.01); A61B 3/18 (2006.01)
CPC A61B 3/0075 (2013.01) [A61B 3/14 (2013.01); A61B 3/18 (2013.01)] 7 Claims
OG exemplary drawing
 
1. An ophthalmologic apparatus comprising:
a device body; and
a casing covering the device body,
wherein the device body comprises:
an eye information acquisition unit including an objective optical system configured to oppose an eye of a subject, and to acquire information of the eye of the subject;
a drive unit configured to move the eye information acquisition unit relative to the subject's eye in an upward-downward direction, a rightward-leftward direction, and a forward-rearward direction perpendicular to each other; and
a control unit configured to control the eye information acquisition unit and the drive unit, and
wherein the casing comprises a casing body, an opening on one surface of the casing body opposing the eye of the subject, and a cover configured to cover the opening, the cover including:
a first cover portion movable relative to the casing body in the upward-downward direction and the rightward-leftward direction, and disposed in the opening so as not to be movable in the forward-rearward direction; and
a second cover portion attached to an outer periphery of the objective optical system and inserted into the first cover portion, and configured to be movable relative to the first cover portion in the forward-rearward direction.