first-generation scanner

first-generation scanner

an early type of computed tomography device that used a finely collimated (pencil) x-ray beam and a single detector moving in a translate-rotate mode. It required 180 translations, each separated by a 1-degree rotation, and up to 5 minutes for one scan.
References in periodicals archive ?
The high speed Lasergraphics Director pin-registered film scanner replaces HD telecines and first-generation scanners while delivering higher quality," said Lasergraphics CEO, Dr.