Compact disc. Compact discs (CDs) digitally store music and other data as tiny depressions coated with a fine film of metal. The information is read using a CD player whose laser light is reflected by the pits. The outer plastic layer of the disc prevents damage from dust and scratches | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heseltine, John |
Bildgröße: | 3748 px × 3782 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |