What optical defect plagued early refracting telescopes?
Answer
Chromatic aberration
Refracting telescopes suffered from chromatic aberration, an optical defect where different colors of light focused at slightly different points, resulting in fuzzy images surrounded by colored fringes.
#Videos
How the Telescope Changed Everything We Know About the Universe
Related Questions
Around what years did Galileo first turn his modified spyglass skyward?What cosmic model was verified by the immediate impact of the telescope?What did Galileo discover about the Moon upon observing it with the telescope?What was the critical implication of Galileo observing moons orbiting Jupiter?What optical defect plagued early refracting telescopes?In what year did Sir Isaac Newton develop and build the first practical reflecting telescope?What advantage did Newton's reflecting telescope offer over the refracting design?How has the concept of "seeing" the universe changed with modern telescopes?What psychological effect did the telescope impose regarding humanity's location?What is the 'democratization paradox' described regarding modern astronomical knowledge?