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Are the digits on the digital clock really made up of crystals?

Updated: 8/17/2019
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Wayoffline81

Lvl 1
14y ago

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It depends on the type of display. If it's a typical alarm clock where the numbers glow bright red or green, then no. Those are LED displays. If the numbers are black, then yes. Liquid crystals to be exact. Hence the name LCD or Liquid Crystal Display.

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14y ago
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Q: Are the digits on the digital clock really made up of crystals?
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