MODEL RELEASED. Optical fibre manufacture. Worker checking quartz glass cylinders before they are processed into glass blanks for making optical fibres. High-quality quartz glass is the basic material for making optical fibres,which are used to carry communication data | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Maximilian Stock |
Bildgröße: | 4831 px × 3627 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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