Drum scanner
id:
drum-scanner-167-16066978
title:
Drum scanner
text:
Drum scanners are a type of image scanner that capture image information with photomultiplier tubes (PMT), rather than the charge-coupled device (CCD) arrays found in flatbed scanners and inexpensive film scanners. "Reflective and transmissive originals are mounted on an acrylic cylinder, the scanner drum, which rotates at high speed while it passes the object being scanned in front of precision optics that deliver image information to the PMTs. Modern color drum scanners use three matched PMTs,
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Drum_scanner
date created:
2006-01-11T02:52:09Z
date modified:
2024-08-31T02:50:15Z
main entity:
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/0/0c/Drum_scanner.jpg","width":2048,"height":1536}
fields total:
13
integrity:
14