Patent ID: 9398847
Filing Date: 2016-07-26
CPC Classification: A61B,G02B

Claim Text:
1. A device for measuring interpupillary distance in a head-mounted display, comprising: one or more display lenses for displaying one or more patterns; a first movable disk for placement between a left eye of a user and at least one of the one or more display lenses, the first movable disk comprising a first hole; a second movable disk for placement between a right eye of the user and at least one of the one or more display lenses, the second movable disk comprising a second hole; a processor for providing instructions to a user to adjust the position of the first movable disk and the second movable disk until the user can see only a center portion of the one or more patterns through the first movable disk and the second movable disk; and a measurement device for measuring the distance between the first movable disk and the second movable disk.