The focal plane is ________ at scanning power and ________ at high power.
A) None of the listed responses is correct.
B) thinner; thinner
C) thicker; thicker
D) thicker; thinner

Question

Quizplus · Accepted Answer

At high power, the focal plane is thinner because the depth of field decreases as magnification increases. At lower scanning power, the focal plane is thicker because the depth of field increases with a wider field of view.

The Focal Plane Is ________ at Scanning Power and ________

The Focal Plane Is at Scanning Power and