The principal refraction of light by the eye occurs at the
A) cornea.
B) retina.
C) sclera.
D) lens.
E) iris.
Correct Answer:
Verified
Q13: Astigmatism is usually due to
A) the cornea
Q14: If a person's eyeball is too long
Q15: If a person's eyeball is too short
Q16: The near point with age usually
A) steadily
Q17: Nearsightedness can usually be corrected with
A) cylindrical
Q19: "30/40 vision" is a measure of
A) visual
Q20: Farsightedness can usually be corrected with
A) converging
Q21: If the human eyeball is too short
Q22: Rays that pass through a lens very
Q23: A fish's eye is well-suited to seeing
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