Compact disc (CD) used for storing data. CDs consist of a sheet of plastic and metal which has a surface covered in microscopic pits. A laser scans the surface as the disc rotates and detects the pits,which it converts into a stream of data. CDs can be used to store music,text and digital images | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heseltine, John |
Bildgröße: | 3780 px × 3760 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |