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Digital cameras, as opposed to film or videotape ones, use an electronic sensor to record the (still or moving) image and sound, as a piece of electronic data. Nowadays, cameras are multifunctional and the same machine can take photos, video or sound.

Nowadays, digital cameras are included in a lot of devices, like cell phones.

1 Photography

Digital photography cameras (or a multifunctional digital camera with photo mode), rather than as chemical changes on film. Nowadays, this cameras are more sold than the film ones, can take video and are included in a lot of devices, like the cell phones

2 Video

A video camera (or a multifunctional digital camera with photo mode) can be classified in two ways:

Professional video cameras, such as those used in television production
Camcorders and webcams used by amateurs. The handycams generally includes a 2.5 " LCD display.

3 Connectivity

Many cameras connect directly to a computer. For this the connectivity the ports integrated in the camera ( USB, Firewire, WiFi ) and memory cardMemory cards are solid-state electronic flash memory data storage devices used with digital cameras, handheld and laptop computers, phones, music players, video game consoles and other electronics. They offer re-recordability, power-free storage, small fo slots are very important.

4 Storage

4.1 Computer and autonomous devices

The cameras can store the pictures, the sound or to be used like a webcam. They can store the data in the hard diskA hard disk (or hard disc or hard drive ) is a computer storage device. Mechanics A hard disk uses rigid rotating platters. It stores and retrieves digital data from a planar magnetic surface. Information is written to the disk by transmitting an electrom or in a computer DVDDVD is an optical disc storage media format that is used for playback of movies with high video and sound quality and for storing data. DVDs are similar in appearance to compact discs. History During the early 1990s there were two high density optical sto recorder.

They can be connected to a autonomous devices too (without the need of a computer), like a printerA printer can be: Someone who operates a printing press, and prints books. See: printer (publisher) A computer peripheral that creates text and/or graphics usually on paper. See: computer printer., using the PictBridge standard without the need of a PC. Or to a DVDDVD is an optical disc storage media format that is used for playback of movies with high video and sound quality and for storing data. DVDs are similar in appearance to compact discs. History During the early 1990s there were two high density optical sto recorder.

4.2 Integrated storage

For photography, cameras includes internal or flash memory. To store video, they integrates a DVD recorder.

5 See also

Home cinema

Cameras Digital Video and movie technology Photography Domotics

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Topics: Digital Camera Cameras Video Devices Photography Computer...

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