Solved

Refer to the Graph

Question 12

Multiple Choice

Refer to the graph.
Refer to the graph. What does the visible region in the graph refer to? A) Acuity B) The visibility of any object whose spatial frequencies and contrasts fall within it C) The degree to which one can see from a distance of 20 feet D) The lowest contrast one can distinguish E) The distance at which an eye chart should be readable to a normal observer What does the "visible" region in the graph refer to?

A) Acuity
B) The visibility of any object whose spatial frequencies and contrasts fall within it
C) The degree to which one can see from a distance of 20 feet
D) The lowest contrast one can distinguish
E) The distance at which an eye chart should be readable to a normal observer

Correct Answer: