Menu
SwissLens Contact Lens Calculator
Practical toolbox to calculate the contact lens parameters.
Relax Optic Variation
NightFlex
NightFlex Relax
We recommend Modified Thorington Cross to measure at near, If you don’t have, you can use the practical Near test APP from Smart Optometry App to measure the Near Lag of fixation with children.
Please use the dot and not the comma for the decimal numbers.
Over-refraction calculation
Eyeglass power conversion
Corneal curve conversion
Sagittal height calculation
Last zone diameter corresponds to total contact lens diameter (ØTot)
