What part of a telescope or observatory corresponds most closely to the parts of your eye; iris, cornea, pupil?

Question by Elle Antoinette: What part of a telescope or observatory corresponds most closely to the parts of your eye; iris, cornea, pupil?
lens, retina, rods, fovea, brain?


Best answer:
Answer by Search first before you ask itThe objective (lens in a refractor, mirror in a reflector) correspond to the pupil of the eye. Thus when calculating the light increase of a telescope aperture over the human eye, the pupil is what is used to compare.

The cornea would be the telescope dome. The

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