Tennis ball surface,SEM. Coloured scanning electron micrograph (SEM) of the felt surface of a tennis ball. Felt used for tennis balls are usually made from either wool or nylon which is dyed. The sample measures 3 mm across the width of the image | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Gschmeissner, Steve |
Bildgröße: | 4555 px × 3921 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |