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Slide Viewer Upgrade is a Bright Idea

[cunningfellow] has been putting LEDs in everything lately. That’s understandable. Most recently, he used them to drastically upgrade his father’s super-cool mid-century slide viewer. The slide viewer used to use a flashlight bulb, but it didn’t light evenly at all. Not only that, it produced a dim, orange-ish light. [cunningfellow] happened to have an old Nokia N93 lying around and decided to cannibalize that strange, beautiful, swiveling flip phone for its backlight circuitry.
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