Which of the following types of telescope will suffer from chromatic aberration unless very expensive measures are taken to avoid it?

Question

Quizplus · Accepted Answer

The refracting telescope suffers from chromatic aberration unless very expensive measures are taken to avoid it. Chromatic aberration occurs because different colors of light refract at slightly different angles when passing through a lens, which can result in blurry or distorted images. This is why many refracting telescopes use special types of glass or multiple lenses to correct for this issue, which can drive up the cost significantly.

Which of the Following Types of Telescope Will Suffer from Chromatic