Chief nodal axes of a heterocentric astigmatic eye and the Thibos–Bradley achromatic axis
نویسندگان
چکیده
منابع مشابه
Chief nodal axes of a heterocentric astigmatic eye and the Thibos–Bradley achromatic axis
Two kinds of axes are described as achromatic in the vision science literature: those of Le Grand and Ivanoff, originally proposed in the 1940s, and those of Thibos and Bradley proposed in the 1990s. Thibos-Bradley axes are based on chief nodal rays, that is, nodal rays that intersect the pupil at its center. By contrast Le Grand-Ivanoff achromatic axes are pupil independent. The purpose of thi...
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If a polychromatic ray segment enters an optical system, is dispersed into many slightly different paths through the system, and finally emerges at a single point, then the incident segment defines what Le Grand and Ivanoff called an achromatic axis of the system. Although their ideas of some 65 years ago have inspired important work on the optics of the eye there has been no analysis of such a...
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ژورنال
عنوان ژورنال: Vision Research
سال: 2012
ISSN: 0042-6989
DOI: 10.1016/j.visres.2012.09.016