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Available Powers Base Curve Diameter Sphere Power Range Add Power 8.7 14.4 +6.00D to -8.00D (0.50D steps after -6.50D) +1.00, +1.50, +2.00, +2.50 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 Spectacle Rx Dominant Eye Non-Dominant Eye ADD* DESIGN DESIGN +1.00D D D +1.50D D D +2.00D D N +2.50D D N
Spectacle Rx
Dominant Eye
Non-Dominant Eye
ADD*
DESIGN
+1.00D
D
+1.50D
+2.00D
N
+2.50D