Ключевые слова: aid, analysing, color, colour, curiosity, detective, discovery, equipment, examining, exploration, eyesight, focus, glass, handle, horizontal, instrument, isolated, large, lens, lense, looking, loupe, macro, magnification, magnifying, mystery, nobody, object, optical, reading, research, science, scrutiny, searching, shadow, single, studying, surveillance, tool, transparant, transparent, white, work, zoom,