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A calculator to quickly and easily convert spectacle Rx to a contact lens Rx and its spherical equivalent.
Take advantage of the tools and contact lens calculators below.* They’re designed to help you maximize fitting effectiveness, patient care and practice efficiency. OptiExpert ® Prescription Calculator
Try Bausch + Lomb contact lenses in 3 easy steps.
Contact Lens Prescription Calculator. Convert your glasses prescription to contact lens power with our easy-to-use calculator. Get accurate estimates for standard, toric, and vertex distance calculations.
22 lip 2024 · Our calculator will instantly determine the vertex-compensated lens powers for your contact lenses! Note: You can round the values calculated above to the nearest 0.25 D to obtain the closest lens specification available in the market.
Eye care professionals: Use this ToriTrack calculator plus your fitting process to find the right contact lenses for astigmatic patients. Courtesy of CooperVision.
Professional contact lens vertex calculator for converting spectacle prescriptions to contact lens powers.