Ключевые слова: adjustable, black, city, closeup, cloudy, copyspace, distance, distant, elevated, enlarge, eyesight, facility, focus, hinged, instrument, landscape, lens, magnify, metal, monocular, nobody, observation, ocular, optical, outdoors, public, railing, sightseeing, sign, swivel, telescope, tourism, town, travel, vantage, view, viewing, viewpoint, vision, visitors,