Ключевые слова: aperture, background, business, camera, cctv, circuit, close up, closeup, communication, component, control, device, digital, electronic, electronics, equipment, focus, glass, guard, industry, infrared, internet, ip, led, lens, light, macro, media, metal, network, nobody, optic, optical, optics, photo, privacy, protection, record, reflection, secure, security, sensor, spy, surveillance, technology, video, view, vision,