An electronic imager is an electronic device that detects electromagnetic radiation with spatial resolution. It is the electronic analog of the photographic plate or film. Common applications are digital photography and astrophotography.
The imager most commonly used in the optical and ultraviolet regions of the spectrum is the CCD.
- Imager instruments aboard satellites: Cf. Satellite imagery
Famous quotes containing the word electronic:
“Ideally, advertising aims at the goal of a programmed harmony among all human impulses and aspirations and endeavors. Using handicraft methods, it stretches out toward the ultimate electronic goal of a collective consciousness.”
—Marshall McLuhan (1911–1980)