What is the reason for the fact that a reflecting telescope used at prime focus does NOT suffer from chromatic aberration?
A) The aluminum coating on the mirror absorbs light from all wavelengths, except the one of interest to the astronomer, and this light is focused perfectly.
B) The light has passed through only one lens.
C) All wavelengths of light are reflected by the same amount regardless of color.
D) The lens is so perfectly formed that all colors of light travel through the lens along the same path.

Question

Quizplus · Accepted Answer

Reflecting telescopes use mirrors, which reflect all wavelengths of light equally, preventing chromatic aberration that occurs in lenses when different colors are refracted by different amounts.

What Is the Reason for the Fact That a Reflecting