Engadget had a story about the iPhone's multi-touch panel ... well, it really was Sharp that unveiled their newest 3.5-inch, 320 x 480 pixel resolution multi-touch panel.  What is so special?  An incredible thinness of 1-mm that integrates the optical sensor into each pixel and incorporates scanning functionality for fingerprint authentication or barcode and business card scanning. 

Check out what  Engadget had to say and read the update they posted here.

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