Cameras are equipments used for taking photographs it usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other. First camera introduced makes use of film roll in which we can the store the image we focus. In a single roll we can save maximum of 30 snaps. These kinds of cameras are generally called as roll cameras. We cannot view the snaps as soon as we click it using roll cameras Digital technology has paved way to enhance the use of camera even more. With this technology cameras are created at precision and clarity that we can capture our relishing and enjoying moments as it is and we can feel those moments by seeing the even after many years. These kinds of cameras are called as digital cameras.
Main parts of digital camera are its lens, flash, display unit, power cord, and memory card and battery holder. Olden days Cameras used normal AA batteries nowadays cameras are using lithium ion battery, which has more life. In digital cameras we can store more than 100 pictures and capacity depends on the space that memory cards provide. Most added advantage of digital cameras is that we can record movies using it and we can see the snaps as soon as we click it and make decision of whether to keep the snap or delete it from the memory. Latest cameras comes with huge pixels and with face and smile detection option.
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