DUCTION Lab Data Is this the correct diopter? Sex LABORATORY SIMULATION Age Vision Rating Correction (diopter) Patient 1 Male 21 20/70 -2.25 V How to read Snellen eye chart Patient 2 Female 35 - X Patient 3 Male 62 Steps to correct vision 30 20 25 20 20 20 E F P TOZ3 PED ECFD E D F C Z P FELOP ZD DEF POTEC LEFOD PCT FDPLTCE O GE 20 A MEN 1 2 456 78 9 10 k Mr. Smith Age: 21 Increase diopter -2.25 Decrease diopter 1 2