The following are true about the contrast sensitivity: a. Pelli-Robson chart tests the contrast sensitivity b. is a measure of the ratio of brightness to darkness c. a contrast of 1 means that there is no contrast d. is highest at middle range frequencies

The following are true about the contrast sensitivity:
a. Pelli-Robson chart tests the contrast sensitivity
b. is a measure of the ratio of brightness to darkness
c. a contrast of 1 means that there is no contrast
d. is highest at middle range frequencies
by

1 Answer

Answer :

is highest at middle range frequencies
by

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