File:Transparent keypad touchscreen.png

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Original file(1,200 × 960 pixels, file size: 127 KB, MIME type: image/png)

Captions

Captions

Transparent [[projected capacitance keypad]] used as a touchscreen.

Summary[edit]

Description
English: In 1987 this transparent, projected capacitance keypad was used as a touchscreen for operation through thick glass or double glazing. A clear polyester film, coated with transparent Indium Tin Oxide, was etched to form a keypad with 16 independent touch sensing zones. There were 5 zones down the left edge and another 5 zones down the right edge. The middle area was completely filled with three zones, side by side, in the top half and another three zones, side by side, in the bottom half. This configuration enabled the selection of 5 separate items vertically and 5 items horizontally around the edges of the screen.
Date
Source Own work
Author Ron Binstead
Permission
(Reusing this file)
I am Ronald Peter Binstead, the creator of the original image, and give permission for this image to be published by Touchscreen1 in Wikipedia.

Licensing[edit]

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w:en:Creative Commons
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Date/TimeThumbnailDimensionsUserComment
current10:43, 12 August 2023Thumbnail for version as of 10:43, 12 August 20231,200 × 960 (127 KB)Touchscreen1 (talk | contribs)Uploaded own work with UploadWizard

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