نتایج جستجو برای: stereoacuity

تعداد نتایج: 430  

Journal: :Vision Research 1998
Laurie M Wilcox Robert F Hess

It is well known that stereoacuity for conventional (1st-order) stimuli improves with increasing contrast with an approximate slope of -0.5 on log-log axes (Halpern DL, Blake RR. Perception 1988;17:483-495; Legge GE, Gu Y. Vis Res 1989;29:989-1004). In the experiments reported here a variety of stimuli were used (Gabor patches, amplitude modulated stimuli and 1D noise patches) and tasks (stereo...

Journal: :Journal of Visualized Experiments 2020

2016
Siamak Zarei-Ghanavati Hamid Gharaee Alireza Eslampour Asieh Ehsaei Mojtaba Abrishami

PURPOSE Stereopsis, as a part of visual function, is the ability of differentiating between the two eyes' views (binocular disparity), due to the eyes' different positions. The aim of this study was to compare stereoscopic vision before and after photorefractive keratectomy (PRK) in myopia. METHODS In a prospective interventional case series study clinical trial, forty-eight myopic individual...

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