NEAL GRUNDY / SCIENCE PHOTO LIBRARY NEAL GRUNDY / SCIENCE PHOTO LIBRARY
Surveillance. Conceptual computer artwork of four screens showing a close-up image of a computerised face. This could represent the increasing use of surveillance technologies such as closed-circuit television (CCTV) cameras to monitor public areas. It could also represent new imaging technologies with applications in security and medicine, such as terahertz-wave cameras, which use frequencies between those of radio and light waves.
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