Coloured scanning electron micrograph (SEM) of the needle (stylus) of a record player. This needle is designed to play stereo and mono recordings at 78 RPM. The magnification is 105x when printed 10 cm wide | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Kinsman, Ted |
Taille de l’image : | 3494 px × 2468 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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