Available Powers B.C. DIA SPH ADD 8.7 14.4 +6.25D to +20.00D (0.50D steps after +6.50D) +1.00, +1.50, +2.00, +2.50 8.7 14.4 -8.50D to -20.00D (0.50D steps after +/-6.50D) +3.00, +3.50, +4.00 8.4 14.4 +20.00D to -20.00D (0.50D steps after +/-6.50D) +1.00, +1.50, +2.00, +2.50, +3.00, +3.50, +4.00
Initial Fitting Use the OptiExpert Calculator or follow the guide below: To improve distance vision add +/-0.25D (up to +/-0.50D) to the eye that needs improvement. To improve near vision add +/-0.25D (up to +/-0.50D) to the eye that needs improvement.ADD Dominant Eye Non-dominant Eye +0.75, +1.00, +1.25 +1.50 D +1.50 D +1.50, +1.75 +1.50 D +1.50 N +2.00, +2.25 +2.00 D +2.00 N +2.50, +2.75 +2.50 D +2.50 N +3.00, +3.25 +3.00 D +3.00 N +3.50, +3.75 +3.50 D +3.50 N +4.00, +4.25 +4.00 D +4.00 N