A smart card reader including a portable housing with a viewing aperture and a virtual image display positioned to provide an image at the aperture. A sensor in the housing constructed to have a smart card with data stored thereon positioned adjacent thereto in data sensing juxtaposition...http://www.google.de/patents/US5728998?utm_source=gb-gplus-sharePatent US5728998 - Secure smart card reader with virtual image display and pull-down options
