Wavefront Aberrometer¹

Measurement Principle: Hartmann-Shack

Wavefront Diameter: Up to 8.5 mm

Analysis: Wavefront Fourier analysis equivalent to the 16th order term

Spherical Equivalent Range: -16 D to +12 D (for a 6-mm wavefront diameter), 0.01 D increments

Cylinder Range: Up to 8 D (for a 6-mm wavefront diameter), 0.01 D increments

Axis: 1° increments

Measurement Spatial Resolution: 0.177 mm

Data Points: Approximately 1250 measurement points for a 7-mm pupil

Map Types: All order aberrations wavefront, high order aberrations wavefront, all order aberrations  refractive correction, high order aberrations refractive correction, all order aberrations point spread function, high order aberrations point spread function, all order and high order aberration dfferences, wavefront irregularity, wavefront summary metrics

Topographer¹

Measurement Principle: Full corneal gradient

Measurement Area: > 8.3 mm surface area with true central 3-mm data

Data Points: > 1000

Map Type: Axial power and elevation (best fit sphere), axial power and elevation differences, mean curvature, tangential curvature, topography irregularity, internal aberration (low and high order), elliptical best fit, refractive power, corneal aberrations (low and high order), summary metrics 

Wavefront Refraction¹

Measurement Range

• Sphere: -16 D to +12 D (for a 6-mm wavefront diameter), 0.01 D increments

• Cylinder: Up to 8 D  (for a 6-mm wavefront diameter),  0.01 D increments

• Axis: 1° increments

Keratometer¹

Measures spherical surface (K1, K2, axis)

Pupillometer¹

Provides automatic acquisition of low mesopic and photopic image.

Measurement Range: 2.0 to 9.5 mm with 0.1 mm resolution.

1. iDESIGN 2.1 Op Manual 0110-0891, Rev. A, Feb. 2019. REF2020RF4010.