Eye direction detecting apparatus

Details Eye direction detecting apparatus Eye direction detecting apparatus

1990-10-31

1993-11-16

Bovernick, Rodney B.

Optics: eye examining, vision testing and correcting

Eye examining or testing instrument

Objective type

A61B 300

Patent

active

052628078

ABSTRACT:
An eye direction detecting apparatus having judgment zones in a view finder, each of which includes a focus detecting zone which corresponds to a focus detecting optical system. The apparatus detects a gaze point of a user's eye, judges which judgment zone includes the gaze point, and selects the focus detecting optical system corresponding to the selected zone in which the gaze point is located.

REFERENCES:
patent: 4735498 (1988-04-01), Udden
patent: 4789235 (1988-12-01), Borah
patent: 4836670 (1989-06-01), Hutchinson
patent: 4859050 (1989-08-01), Borah
patent: 4958925 (1990-09-01), Ober
Copy of the German Office Action and English Language Translation.

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