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A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner, it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals. Additionally, nearly all barcode readers contain decoder circuitry ...
A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode readers, of which ...
This article is a list of standard proofreader's marks used to indicate and correct problems in a text. Marks come in two varieties, abbreviations and abstract symbols. These are usually handwritten on the paper containing the text. Symbols are interleaved in the text, while abbreviations may be placed in a margin with an arrow pointing to the ...
OrCam, a company that makes products to aid accessibility for the visually impaired, has won a CES innovation award for its glasses-mounted MyEye Pro device.It aids the blind and visually impaired ...
The company, based in Korea, was formed when co-founders Ki Kwang Sung and Eric Ju Yoon Kim found themselves fed up with the lack of options for learning and reading despite so many other advances ...
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Google has updated some of its accessibility apps to add capabilities that will make them easier to use for people who need them. It has rolled out a new version of the Lookout app, which can read ...
Keykode (also written as either KeyKode or KeyCode) is an Eastman Kodak Company advancement on edge numbers, which are letters, numbers and symbols placed at regular intervals along the edge of 35 mm and 16 mm film to allow for frame-by-frame specific identification. It was introduced in 1990.