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Arquivos Brasileiros de Oftalmologia

Print version ISSN 0004-2749On-line version ISSN 1678-2925


KRONBAUER, Airton Leite; SCHOR, Paulo  and  CARVALHO, Luis Alberto Vieira de. Vision measurement and psychophysical tests. Arq. Bras. Oftalmol. [online]. 2008, vol.71, n.1, pp.122-127. ISSN 1678-2925.

Vision measurement is the basis for the study and standardization of visual sciences. Measurement of visual acuity has great value for research and for clinical practice. This paper (1) reviews the fundamental concepts to understand visual sense and the measuring units; (2) presents the fundamental limits to visual performance and the principles of aberration measurement of the eye; and (3) discusses methods for measuring and classifying vision with new technologies.

Keywords : Vision; Vision tests; Visual acuity; Optics; Refraction; ocular; Visual perception; Form perception; Contrast sensitivity; Pattern recognition, visual.

        · abstract in Portuguese     · text in Portuguese     · Portuguese ( pdf )


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