A 'digital camera' (or 'digicam' for short) is a camera that takes video or
still photographs, or both, digitally by recording images via an electronic
image sensor.
95. Many compact digital still cameras can record sound and moving video as
well as still photographs. In the Western market, digital cameras outsell
their 35 mm film counterparts. Digital cameras can do things film cameras cannot: displaying images on a screen
immediately after they are recorded, storing thousands of images on a single
small memory device, recording video with sound, and deleting images to free
storage space. Digital cameras are incorporated into many devices ranging from PDAs and mobile
phones (called camera phones) to vehicles. The Hubble Space Telescope and other
astronomical devices are essentially specialised digital cameras.
|