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A digital camera uses an electronic image sensor to create still photographs and record video. The optical system of a digital camera works like a film camera, in which a typical lens and diaphragm are used to adjust electronic image sensor lighting.
Digital cameras equip amateur and professional photographers with multiple automated control functions. Advanced digital cameras facilitate manual control of most functions.
A digital camera is also known as a digicam.
Digital cameras are integrated with a wide range of digital devices, ranging from personal digital assistants (PDA) and mobile phones to the Hubble and Webb Space Telescopes. Digital photography is adaptable and compatible with email, CD/DVD, TV and computer monitors, the Web and may be stored on a PC. Some digital cameras have a built-in GPS receiver, which is used to produce geotagged photographs.
Digital photography's key advantage is immediate video and image viewability. Image editing software is used for cropping, recoloring, contrast/imperfection adjustment and combining one or more images.
Digital cameras come in an array of sizes, features and prices, including the following: