Thread: How does capacitive screen take input when there is a screenguard?
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electroaudio is offline electroaudio
2013-01-16 , 11:37
Posts: 381 | Thanked: 336 times | Joined on Jan 2011 @ Stockholm, Sweden
#7
Originally Posted by Kroll View Post
As soon as I know capacitive touchscreen can be tuned the way you don't even have to touch it, just place your finger very close to it (aprox. 1 mm). Some kind of electric or magnetic field?
It is an electric field...
Thats the definition of how a capacitor works.
Two areas electrically isolated from eachother is affecting the charges in eachother, by the electric fields created by eachother.
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