Ключевые слова: action, activity, background, blank, blur, business, camcorder, camera, closeup, communication, defocused, display, event, filming, focu, group, horizontal, interview, lcd, lecturer, lens, light, man, media, medium, meeting, microphone, mode, monitor, music, musical, news, outside, performance, presentation, production, professional, record, room, shooting, speaker, stage, studio, table, technology, tripod, tv, video, work,