An automatic focusing apparatus for performing focus adjustment of an object image includes an image pickup portion, an evaluating portion, a focus motor for driving a focus lens, and drive controlling portion. The invention can provide security for many types of network interfaces on a mobile device, including: Bluetooth, WiFi, cellular networks, USB, SMS, infrared, and near-field communication. In such embodiments, associating the selected one of the plurality of audio data segments with video data may comprise associating the selected one of the plurality of audio data segments with a keyframe. The first and second electrodes are disposed at intervals on one main surface of the photoelectric conversion body. The obstruction may be located on the transparent protective layer and may be within 10 centimeters of the image sensor.