Computer hardware and recorded software sold as a unit for use with medical patient monitoring equipment, for receiving, processing, transmitting and displaying data; Computer monitors; Digital photo frames for displaying digital pictures and video clips; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, laptops, cell phones and personal digital assistants; Electronic point-of-sale (POS) systems comprised primarily of point-of-sale terminals, bar code readers, touchscreen monitors, keyboards, document printers, scanners, and recorded operating software; Hygienic covers adapted for virtual reality head-mounted displays; LCD projectors; LCDs; Light emitting diode (LED) displays; Multi-function electronic device for use in children's rooms comprising a sound producing function, temperature gauge and also including a clock and nightlight; Retinal imaging display device, namely, a device using image projection technology that focuses light onto the retina to create afterimages for the user; Security devices, namely, mobile image projection device for displaying retinal images; Vehicle location detection system comprised primarily of display monitors, computers, image sensors, and video cameras; Viewing devices, namely, digital photograph viewers, 3D digital photograph viewers, underwater digital photograph viewers, underwater 3D digital photographs viewers, underwater LCD displays, underwater enclosures for LCD displays and underwater enclosures for video players; Wearable video display monitors