METHOD OF CAPTURING IRIS IMAGE, COMPUTER-READABLE RECORDING MEDIUM STORING THE METHOD, AND IRIS IMAGE CAPTURING APPARATUS

Methods and apparatuses are provided for capturing an image in a portable terminal. An image is received at the portable terminal. An eye region is detected in the image. An eye center of the eye region is determined. It is determined whether a reflection region is detected in the eye region. When the reflection region is detected, a shape of the reflection region is determined, and guide information for preventing the reflection region is output based on the shape of the reflection region.