What type of telescopes did Alvan Graham Clark specialize in making?
Reflecting telescopes
Radio telescopes
Refracting telescopes
Infrared telescopes
Answer
Alvan Graham Clark specialized in making refracting telescopes. These telescopes use lenses to gather and focus light, allowing for high-quality and detailed observations of celestial objects.
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More Questions
What significant celestial object did Alvan Graham Clark discover in 1862?
What is the name of the famous telescope-making company founded by Alvan Graham Clark's father?
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