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 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Degginger, Phil |
Bildgröße: | 5475 px × 3620 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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