Automatic focusing method and apparatus for same

摘要

Disclosed are an automatic focusing method which can automatically set a focus according to a change in an eyeball of a user and an apparatus for the same. The automatic focusing method includes generating distance data by calculating a distance from an eyeball of a user to a focus corresponding to a position at which the eyeball of the user looks; and determining, based on the distance data, a plane of focus including the focus.

主权项

1. An automatic focusing method comprising:
determining a manner for auto focusing among at least an electromyogram signal manner and an ultrasonic image manner, wherein the electromyogram signal manner comprises a manner for calculating a distance to an object based on an electromyogram signal generated from an eyeball and the ultrasonic image manner comprises a manner for calculating a distance to an object based on at least one ultrasonic image of the eyeball; calculating a distance from an eyeball of a user to an object at which the eyeball of the user looks according to the determined manner; and adjusting, based on the calculated distance, a plane of focus including the object.