Waterproof digital camera is the camera point-and-shoot designed specifically for use under water. Its water resistant capabilities enhanced by adding o-rings and gaskets to keep water remained outside. Recent developments in camera technology, this kind is to survive to a depth of 33 feet (10 meters).
This camera is also commonly known as weather-resistant camera. Because besides having a resistance in the water, this type also hold the camera used during rainy or snowy weather. In these conditions, a waterproof camera can be used in low temperature, which is 14 degrees Fahrenheit (-10 degrees Celsius).
Waterproof digital cameras are also equipped with the ability to withstand pressure and dust (shockproof and dustproof Abilities). With a generally rough outer design and construction of innovative pressure reducer, this camera is designed to reduce pressure as high as 6.6 feet from falling, collision or other accident. With various advantages and features it has, then this camera can be used for various purposes. As with outdoor activities, the activities in the water, extreme sports, travel, and other adventures.

Samsung G800

A camera phone is a mobile phone which is able to capture either still photographs or video. Since early in the 21st century the majority of cameras and of mobile phones in use are camera phones. Most camera phones are simpler than separate digital cameras. Their usual fixed focus lenses and smaller sensors limit their performance in poor lighting. Having no physical shutter, most have a long shutter lag and no flash or optical zoom. Many lack a USB connection, removable memory card, or other way of transferring their pictures more quickly than by the phone’s inherent communication feature.

Sony Ericsson K850 Cybershot

Some of the more expensive camera phones have only a few of these technical disadvantages, which apply most acutely in low light conditions and in any case have not inhibited their widespread use. Most model lines improve in these regards every year or two. Most, including Droid Incredible and iPhone, use a menu choice to start an application program to activate the camera. A few, such as the BlackBerry Storm2 and Droid X, have a separate camera button for quickness and convenience. Some are designed to resemble separate low-end digital compact cameras in appearance and to some extent in features and picture quality, and are branded as both mobile phones and cameras, including certain Sony phones.

Canon camera phone

The principal advantages of camera phones are cost and compactness; indeed for a user who carries a mobile phone anyway, the additional size and cost are negligible. Smart phones that are camera phones may run mobile applications to add capabilities such as geotagging. A few high end phones can use their touch screen to direct their camera to focus on a particular object in the field of view, giving even an inexperienced user a degree of focus control exceeded only by seasoned photographers using manual focus.