Aquaflex Standard Contact Lenses Save 70% off Retail Prices! Aquaflex Standard contact lenses by Wesley Jessen/Ciba. Aquaflex lenses provide excellent comfort, visual acuity and durability. Your prescription may have the base curve (bc) parameter written as a roman numeral. These are the base curve equivalents: 9.1 = 0, 8.8=I, 8.5=II, 8.2=III, 7.9=IV. |