One reason to prefer a reflecting over a refracting telescope is:
A) its lack of chromatic aberration
B) its shorter length for the same aperture size
C) there is no aperture limit
D) its lighter weight for larger apertures
E) all of the above are valid reasons

Question

Quizplus · Accepted Answer

All of the given options are valid reasons to prefer a reflecting over a refracting telescope. Reflecting telescopes do not suffer from chromatic aberration like refracting telescopes, they have a shorter length for the same aperture size, there is no aperture limit, and they are lighter in weight for larger apertures.

One Reason to Prefer a Reflecting Over a Refracting Telescope