Anyone familiar with these vintage touchscreens?

Tony Duell ard.p850ug1 at gmail.com
Mon Oct 21 11:51:19 CDT 2019


> Theinfrared array you're thinking of was invented at PLATO, for flat panel (plasma) displays.  They don't work for CRTs because of the convex screen.

My HP150 will have to disagree with you there.

-tony


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