Why Can a Compound Lens Combat a Refracting Telescope's Chromatic

question 65

Multiple Choice

Why can a compound lens combat a refracting telescope's chromatic aberration?

• A) Red light is absorbed by a larger amount than blue light.
• B) Red light is refracted by a larger amount than blue light, and different types of glass have different indexes of refraction.
• C) Blue light is refracted by a larger amount than red light, and different types of glass have different indexes of refraction.
• D) Blue light is absorbed by a larger amount than red light.
• E) A compound lens cannot combat chromatic aberration.

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Definitions:

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