Ключевые слова: aged, background, black, blue, bright, business, camera, closeup, conference, corporate, digital, education, equipment, focus, frame, glow, glowing, gray, image, isolated, lcd, lens, light, meeting, movie, multimedia, old, optical, photo, plastic, presentation, projection, reflection, retro, screen, selective, shine, slide, slide frame, slide projector, symbol image, technology, video, viewer,