What problem do refractor telescopes have that reflectors don't?
A) light loss from secondary elements
B) bad seeing
C) diffraction limited resolution
D) atmospheric blurring
E) chromatic aberration

Question

Quizplus · Accepted Answer

Chromatic aberration occurs in refractor telescopes because different colors of light are bent differently as they pass through the lens, leading to a failure to converge at the same point. Reflectors, using mirrors instead of lenses, do not suffer from this issue.

What Problem Do Refractor Telescopes Have That Reflectors Don't