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Printed OLED element demo - Opened package indicator

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Uploaded on Nov 12, 2008

The first was presented as a two-colour OLED element that is attached to a product package. When the package is unopened, a green tick is displayed. When the package is opened, the fuse is blown and the tick changes into a red cross.

Read more: http://www.vtt.fi/uutta/2008/28102008...

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