Table 1.
Selected eyes to model from participants’ data.
Table 2.
Contact lenses design parameters.
Fig 1.
Hydrated clear hydrogel sample on a metallic silver thick paper layer underneath to ensure clear appearance in the photograph, (a) before the cut, (b) after the cut.
Fig 2.
Double blade cutting tool used for strip extraction including (a) individual components and (b) assembled tool.
Fig 3.
Test set up showing (a) sclera strip specimen attached to assembled clamps, (b) specimen fitted to mechanical clamps and connected to a material testing machine.
Fig 4.
Mean stress-strain curve of 3 hydrogel samples.
Fig 5.
Contact lens finite element model, (a) before fitting, (b) after fitting where the maximum effective Lagrange strain at the final step of this simulation was 0.0768.
Fig 6.
Geometry parameters of contact lenses design.
Table 3.
Range of values used in lens design.
Fig 7.
Light-ray tracing of a -20D spherical lens according to Snell's law.
Fig 8.
Effective power change in spherical lenses where the x-axis reports the spherical power of the contact lens when fitted to (a) a flat eye, (b) an average eye, (c) a steep eye and (d) all eyes.
Fig 9.
Effective power change in toric lenses where the x-axis reports the cylindrical power of the contact lens when fitted to (a) a flat eye, (b) an average eye, (c) a steep eye and (d) all eyes.
Fig 10.
Parametric analysis of spherical prescriptions, (a) effect of lens diameter, (b) effect of the lens base curve.
Fig 11.
Parametric analysis of toric prescriptions, (a) effect of lens diameter, (b) effect of the lens base curve.