Application and method for self eye examination using a video ap

Details Application and method for self eye examination using a video ap Application and method for self eye examination using a video ap

1996-12-03

1999-03-02

Mai, Huy

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Subjective type

351239, 351246, A61B 302

Patent

active

058778411

ABSTRACT:
Apparatus and method for eye examination by a video appliance which enables a person to conduct an eye examination, whenever required, especially by means of a remote controller. According to the apparatus, if a user sets an eye examination mode by an eye examination mode key in the remote controller, eye examination data including Landolt Circles which has been stored in a control section, is displayed on a screen of a color picture tube (CPT) through an OSD control section. The control section then controls the OSD control section to adjust the set eye examination data to conform to an eye examination distance and an eyesight level voluntarily determined by the user and to display the adjusted data on the CPT screen of the video appliance.

REFERENCES:
patent: 4611893 (1986-09-01), Schrier
patent: 4998820 (1991-03-01), Salibello et al.

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