Compact disc's (CD's) reflecting light,the music layer is coated with a fine film of metal,which follows the depressions exactly. This layer is covered by another layer of transparent plastic,which prevents dust and scratches from affecting the sound quality | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Degginger, Phil |
Taille de l’image : | 5475 px × 3620 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
|