STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
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.
Model release not required. Property release not required.