Assessment of the Power and Height of Radial Aspheres Reported by a Computer-assisted Keratoscope

Cohen, Kenneth L.; Tripoli, Nancy K.; Holmgren, Douglas E.; Coggins, James M.

doi:10.1016/s0002-9394(14)72776-x

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Use Of Topographic Maps In the Evaluation Of The Cornea1

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Cited by 19 publications

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“…Surfaces with sharp transitions are not measured accurately, whereas in smooth elliptical surfaces calculating axial curvature yields better results than the elevation files. The error in the elevation files increases toward the periphery (Cohen et al, 1995;Mandell and Horner, 1993). Tomey TMS-2N system provides more reliable elevation files.…”

Section: Use Of Topographic Maps In the Evaluation Of The Corneamentioning

confidence: 99%