COMPLETE QUESTIONS AND ANSWERS
◉Decrease the plus power. Answer: If a patient is wearing a +12.00
diopter sphere and the adjustment is made to move them closer to
the eyes, what effect will that have on the effective power of the
lens?
A. Decrease the plus power
B. Increase the plus power
C. Cause base in prism
D. Cause base out prism
◉-0.50 -2.50 x115. Answer: Which RX of the following is the same as
the following RX: -3.00 +2.50 x25
A. -3.00 +2.50 x105
B. -0.50 -2.50 x115
C. +0.50 +2.50 x115
D. +3.00 -0.50 x105
, ◉1.62. Answer: Given a material of unknown index and the speed of
light within that material as 101,000 miles per second. Compute the
index of refraction for that material.
A. 1.53
B. 1.62
C. 1.75
D. 1.84
◉Polycarbonate. Answer: Which of the following materials would
make the safest lens in all circumstances?
A. CR-39
B. Flint Glass
C. Crown
D. Polycarbonate
◉OSHA. Answer: This agency is primarily concerned with safety in
the workplace?
A. FDA
B. ANSI
C. FTC
D..OSHA