Quiz 4

Question 1

F1 = +6.00
F2 = -2.00 at 090
-4.00 at 180

Rx in minus cylinder:

Answer 1

A. +4.00 +2.00 x 090
B. +4.00 -2.00 X 090 *
C. +2.00 +2.00 X 090
D. +6.00 -2.00 X 090

Question 2

Is the lens design plus of minus cylinder?

Answer 2

A. plus cylinder
B. minus cylinder *
C. plano cylinder
D. bitoric cylinder

Question 3

F1 = ?
F2 = -9.00 at 090
        -10.00 at 180
F total = -1.00 at 090 / -2.00 at 180
What is F1?

Answer 3

A. +6.00
B. +7.00
C. +8.00 *
D. +9.00

Question 4

Is the lens plus or minus lens design?

Answer 4

A. plus cylinder
B. minus cylinder *
C. plano cylinder
D. bitoric cylinder

Question 5

In labeling the optical cross for toric transposition, the CC is the strongest back curve, the TBC is the weakest back curve and the BC is the base curve on F1 when the lens is minus cylinder design?

Answer 5

True *

False