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Alexander Murray and Richard Morse invented and patented the first analog color scanner at Eastman Kodak in 1937. Intended for color separation at printing presses, their machine was an analog drum scanner that imaged a color transparency mounted in the drum, with a light source placed underneath the film, and three photocells with red, green, and blue color filters reading each spot on the ...
Popular ScanSnap models include the S1300, a feature-rich scanner that can scan double-sided color originals, [2] and the S1100, one of the world's smallest scanners. [3] By September 2018, ScanSnap had sold more than five million units globally since 2001, [ 4 ] and the ScanSnap brand reached the age of twenty years on July 10, 2021.
A duplex ADF scanner with tray that holds up to 120 sheets at a time, the DS-30000 Large-Format Document Scanner can capture scans as small as 2 x 2 inches (5.08 x 5.08cm) and as large as 12 x 17 ...
In November 1992, Avision made its first document scanners (AV800C, ODM) with an ADF (auto document feeder) which can hold a 50-page document at one time. In December 1993, Avision unveiled its first sheetfed scanner (AV100P, ODM) and won PC magazine's Editor's Choice; In February 1996, Avision introduced its first flatbed scanner (AV6240).
Articles relating to image scanners, devices that optically scan images, printed text, handwriting or objects and convert them to a digital image.Commonly used in offices are variations of the desktop flatbed scanner where the document is placed on a glass window for scanning.
CIS of a flatbed scanner. Contact image sensors (CIS) are image sensors used in flatbed scanners almost in direct contact with the object to be scanned. Charge-coupled devices (CCDs), the other kind of sensor often used in scanners, use mirrors to bounce light to a stationary sensor.
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