How do scanners work?

Scanners come in different shapes and sizes because they are intended for different uses. Though they share some functional similarities, the technologies that have been developed for each are rather dissimilar. Drum Scanners The original kind of scanner was a drum...

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How does a laser printer work?

You’ve seen laser printers. Perhaps you even have one in your office. Ever wondered how they work? Do they really use lasers? What’s the rest of the process? The very short answer is, yes, they do use lasers. The not-quite-as-short answer is that when you hit the...

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