Abstract: A projector system is adapted for use with a portable computer and comprises a projector assembly configured to be detachably connectable to the portable computer. The projector assembly includes a projector lamp for projecting images onto a surface and is wirelessly connectable with a remote server such as via satellite communications to access content from the remote server. The projector assembly further includes a swivelable mount configured to provide free rotation of the projector lamp such that the lamp can be reoriented into any desired orientation. The projector system may further comprise a video camera or still camera in electronic communication with the portable computer in order to capture images for digitization and transmission to the remote server or for display on the display monitor of the portable computer or for projection by the projector lamp.

Abstract: A counterfeit detector is adapted for determining the authenticity of a monetary instrument having a barcode printed thereon. The counterfeit detector comprises a barcode scanner configured to scan the barcode and extract data therefrom. The counterfeit detector is configured to determine the authenticity of the monetary instrument by comparing the barcode data to a database of information related to the monetary instrument. The counterfeit detector may further comprise a local or central terminal in real-time communication with the barcode scanner. The terminal has a local database installed thereon which contains the information related to monetary instruments. the local terminal is configured to compare the barcode data to the local database information to determine the authenticity of the monetary instrument.