Ключевые слова: astrology, astronomer, astronomical, astronomy, background, day, daylight, eclipse, education, environmental, eyepiece, filter, light, natural, nature, observation, observing, outdoor, outdoors, outside, power, real, reduce, safe, science, shine, sky, solar, solar eclipse, solar filter, solar flare, space, special, special filter, spot, sun, sun filter, sun observation, sunlight, telescope, telescope filter, through, watching,