Refracting telescope focus, results in a non-inverted and upright image. Galileo’s best telescope magnified objects about 30 times. Because of flaws in its design, such as the shape of the lens and the narrow field of view, the images were blurry and distorted. Despite these flaws, the telescope was still good enough for Galileo to explore the sky. The Galilean telescope could view the phases of Venus, and was able to see craters on the Moon and four moons orbiting Jupiter. Parallel rays of light from a distant object (y) would be brought to a focus in the focal plane of the
Craters of the Moon National Monument and Preserve the other Lava Beds of Idaho was lifted. The few whites who visited the area in the 19th century created local legends that it looked like the surface of the Moon. Geologist Harold T. Stearns coined the name "Craters of the Moon" in 1923 while trying to convince the National Park Service to recommend protection of the area in a national monument. Robert Limbert, a sometime taxidermist, tanner, and furrier from Boise, explored the area, which he described as "practically unknown and unexplored ..." in the 1920s after hearing stories from fur trappers about "strange things they had seen while