Multiple Choice
Which of the following is not a defect or problem that occurs in a refracting telescope?
A) opaqueness of the glass lens to certain wavelengths of light
B) bubbles in the glass lens that scatters light
C) chromatic aberration, focusing light of different wavelengths to different foci
D) spherical aberration at the primary reflecting surface
Correct Answer:
Verified
Correct Answer:
Verified
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