Design of a 600-Pixel-per-Inch, 30-Bit Color Scanner (1997) [pdf] | Hacker News

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		Design of a 600-Pixel-per-Inch, 30-Bit Color Scanner (1997) [pdf] (hp.com)
		3 points by cricalix on Feb 13, 2023 \| hide \| past \| favorite \| 1 comment

cricalix on Feb 13, 2023 [–]

Found this while watching someone on Twitch refurbish/repair a HP 4c scanner. Goes into some detail about the light source, light path, capture CCD, and RF problems.

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