Spaceflight associated neuro-ocular syndrome (SANS) refers to a unique collection of neuro-
ophthalmic clinical and imaging findings observed in astronauts after long-duration …

Implementation of anterior segment ophthalmic telemedicine : Current Opinion in
Ophthalmology Implementation of anterior segment ophthalmic telemedicine : Current …

Purpose This study aimed to study the difference in test results of online visual acuity (VA)
test under different devices and screen brightness conditions and to compare online VA test …

Objective. This study aimed to explore an online, real-time, and precise method to assess
steady-state visual evoked potential (SSVEP)-based visual acuity more rapidly and …

Users' perceived image quality of virtual reality head-mounted displays (VR HMDs) is
determined by multiple factors, including the HMD's structure, optical system, display and …

METHODS First, we compared the ability of AIM-VA and ETDRS to detect defocus and
astigmatic blur in 22 normally sighted adults. Spherical and cylindrical lenses in the …

The Dutch ophthalmologist Herman Snellen invented his visual chart in 1862 and it has
remained the basis for assessing visual acuity since then. The Snellen chart relies on …

Item Response Theory (IRT) is a ubiquitous model for understanding human behaviors and
attitudes based on their responses to questions. Large modern datasets offer opportunities …

Purpose Visual acuity (VA) is a critical clinical endpoint, however tests typically require
trained staff, are fixed in their range, and provide only limited information about individual …