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US 7,350,921 B2Granted
iQueVision: animated / vision testing system
AssigneePhillip V. Ridings
InventorPhillip Vincent Ridings
Life of this patent
Estimating the term…
Abstract
A device for performing in eye test includes a display for animated visual acuity letters and sealable dynamic letters, a computer to control the display and to link to a patient database, and the display having at least a contrast sensitivity of 400:1, a true rez visual acuity letter of 1°, a screen resolution of 1024 and a ambient light 768>4500K.
Claims7
A device for performing in eye test, comprising:
- a display for animated visual acuity letters and scalable dynamic letters,
- a computer to control said display and to link to a patient database,
- said display having at least a contrast sensitivity of 400:1, a true rez visual acuity letter of 1°, a screen resolution of 1024 and a ambient light 768>4500K.
Dependencies are inferred from the claim text.