Perspective vision tunnel
US7950803B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 3, 2009 |
| Grant date | May 31, 2011 |
| Priority date | — |
| Expiry date | Aug 12, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B3/0041
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Devices and methods for testing a subject's visual ability are provided. More specifically, the device may include a perspective vision tunnel comprised of plurality of low reflectance walls with one or more mirrors arranged within the perspective vision tunnel. Visual indicia for administering the test of a subject's visual ability are displayed into a first portion of the perspective vision tunnel. The one or more mirrors are arranged to reflect the visual indicia out of the first portion such that visual indicia may be visually perceived by the subject. In accordance with the invention, a subject may be tested utilizing the perspective vision tunnel and input may be received from the individual. The received input may then, for example, be used to compute data related to the user's visual ability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.