Cinematographic projectors; cinematographic machines and apparatus; video projectors; apparatus for editing cinematographic film; spectacle lenses; 3D spectacles; data processing apparatus; computer memory devices; electronic computers; computer peripheral devices; recorded computer operating software; downloadable computer programs for using the internet and the worldwide web; mouse pads; downloadable computer software for application and database integration; computer terminals, keyboards and document printers; digital signal processors; central processing units for processing information, data, sound or images; raster image processors; computer servers; computer chassis; wearable computer peripherals in the nature of wireless mice; computer network server; mounting brackets adapted for computer monitors; internal cooling fans for computers; mounting brackets adapted for computers; mounting racks for computer hardware; downloadable computer software and firmware for operating system programs; cabinets for loudspeakers; loudspeakers; audio-video receivers; megaphones; sound transmitting apparatus; sound recording apparatus; horns for loudspeakers; camcorders; portable media players; audio mixers; tweeters; closed circuit TV systems for security and surveillance, namely, cameras, switchers, monitors, microphones, and recorders; record playing apparatus and instruments; apparatus for recording and reproduction of sound, images or data; image intensifiers; cinematographic cameras; photographic cameras; projection screens; transparency projection apparatus; Image optimizer