The present invention relates to a camera phone for performing an autofocus function. A camera phone according to the invention the sensor unit for generating an image signal by detecting the image captured through the lens of the camera; Autofocus function unit for generating focus information signal including data for the best focus condition by analyzing the image signals received from the sensor unit; Lens drive section to control the refractive index of the lens focus by receiving the information signal from the automatic focus function unit; And receives the information signal from the focus by auto focus unit characterized in that it comprises a control unit for controlling the sensor part or parts of the auto-focus function. A camera phone for performing an auto-focus function according to the present invention can reduce the power loss of the functional loss and if the control unit is performing an auto-focus function, so to carry out their own autofocus function without affecting the function of the original phone there is an effect that.
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