Professional research telescopes should be large enough to gather sufficient radiation from space. Which of these statements best explains why a reflecting telescope is is best used as a professional research telescope?
Bigger lenses are easier to manufacture and they produce less distortion.
Mirrors of reflecting telescopes gather harmful radiations from space. Reflecting telescopes reflect away more radiation and distort images.
The series of mirrors and lenses help to reduce distortion of images.

Question

Professional research telescopes should be large enough to gather sufficient radiation from space. Which of these statements best explains why a reflecting telescope is is best used as a professional research telescope?
 Bigger lenses are easier to manufacture and they produce less distortion. 
Mirrors of reflecting telescopes gather harmful radiations from space. Reflecting telescopes reflect away more radiation and distort images. 
The series of mirrors and lenses help to reduce distortion of images.

skyleekinton · Answer

Reflecting telescopes reflect away more radiation and distort images.

eiwoh · Answer

thats better