PORTABLE ELECTRONIC DEVICE AND METHOD FOR USING THE SAME

摘要

A portable electronic device includes a display unit, an image capturing unit, and an image adjusting unit. The image capturing unit captures at least two external images at predetermined times. The at least two external images are compared with each other. In response to the comparison shows that the at least two external images differ from each other, the image adjusting unit corrects a deviation between images displayed by the display unit and a user of the portable electronic device.