The purpose of prescription glasses for a near-sighted person is to bring the apparent positions of distant objects
a. to the far point of the eye
b. to the near point of the eye
c. to the retina of the eye
d. none of the above
Question 2
The object in a ray diagram is perpendicular to the principal axis but does not have one end lying on the principal axis. The minimum number of rays that must be drawn in this ray diagram in order to determine the position of the image is
a. 1.
b. 2.
c. 3.
d. 4.
e. 5.
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