Ключевые слова: abstract, analysis, background, beam, bright, cartoon, color, colorful, concept, data, design, discovery, dispersion, education, element, equipment, experiment, flat, glass, graphic, icon, illustration, information, innovation, isolated, knowledge, laboratory, learning, light, minimal, modern, optical, physics, prism, rainbow, ray, refraction, research, science, simple, spectrum, symbol, technology, transparent, visible, white,