Standard Whole Diopters: +10.0 to +30.0
Standard Half Diopters: +10.5 to +29.5
Premium Diopters: -5.0 to +9.0 and +31.0 to +36.0

A Constant and A/C Depth figures shown are strictly guidelines for the calculation of implant power. Lenstec recommends that surgeons develop their own values based on technique, measuring equipment and desired postoperative results.