What is the main difference between a refracting telescope and a reflecting telescope

Question

Physics

Caroline Stark

7 October, 17:34

What is the main difference between a refracting telescope and a reflecting telescope

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Answers (2)

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Darby · Answer 1

A reflector telescope uses two mirrors instead of two lenses. Isaac Newton developed this telescope to combat chromatic aberration (a rainbow seen around some objects viewed with a refractor telescope). A mirror used to gather light doesn't suffer from this effect.

Christina Hutchinson · Answer 2

A reflector telescope uses two mirrors instead of two lenses. Isaac Newton developed this telescope to combat chromatic aberration (a rainbow seen around some objects viewed with a refractor telescope). A mirror used to gather light doesn't suffer from this effect.