Compact disc (CD) refracting and reflecting coloured lights. A CD is a type of optical disc. An optical disc digitally stores music and other data as tiny depressions in a plastic disc. This disc is coated with a fine film of metal and then by another layer of plastic. The information is read by a laser light that reflects from the metal layer,allowing the original data to be reconstructed | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Llewelyn-Davies, Patrick |
Bildgröße: | 3720 px × 4961 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |