
08-19-2005, 11:25 AM
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 | Community Moderator | | Join Date: Dec 2003 Location: Canada
Posts: 16,544
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Originally Posted by jderou Forgive me, I don't understand Al, please explain.
One thing I just thought about, what if a fly lands on your screen? I'd hate to be changing tools and have a bug turn the spindle on! |
Thats why you'd need a Bug screen
It looks like the item shown differs from the normal way it is done by ELO and others, these manufacturers use a clear hard plastic screen that has two layers with either invisible electrodes or a resistive grid of extremely fine wires embedded, there is a connector at the screen edge that connects to
an interface that plugs into the serial port. This type is also used in restaurants etc where they get probabally the highest use of any touch screen, These usually suffer the worst over time due to the screen getting constantly tapped with credit card edges which over a period starts to cut into the hard plastic, I have usually salvaged these for the serial interface once they are shot.
The one in the link appears to just be a scanning device mounted to the top of the monitor.
Al.
__________________ CNC, Mechatronics Integration and Machine Design.
“Logic will get you from A to B. Imagination will take you everywhere.”
Albert E. |