Detecting Irregular Astigmatism or Other Abnormalities. Corneal topography, especially photokeratoscope view and tangential map, plays a critical role in the detection of corneal irregular ...

Topography of the layer of rods and cones in ... Wolff's anatomy of the eye and orbit. 8th ed. London: Chapman and Hall, 1997. Borwein BD, Borwein D, Medeiros J, McGowan JW ...

With respect to the underlying imaging principles, corneal topography devices currently used clinically can be classified as placido-disk systems and slit-imaging systems. The placido-disk ...

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