Bailey-Lovie test. This test measures both visual acuity and contrast sensitivity. Other tests used are the Functional Acuity Contrast Test, the Cambridge test, MARS test, and the Test Chart 2000.

Visual acuity is the clarity of vision when measured at a distance of 20 feet. Learn more about what it means, how it's tested, and more.

Tests for visual impairment The tests that are used to diagnose visual acuity and visual impairment include the Snellen test, visual field test and so forth. (1-4) ...

To test distance visual acuity, all were asked to read letters on lines from the top to the bottom of a chart while wearing prescribed optical correction.

Purpose: To develop a novel dichoptic visual acuity chart that measures the impact of interocular suppression on the visual acuity of each eye when two eyes are open. Methods: Fifty-four subjects (19 ...

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 assessing the ability to ...

To evaluate the “dynamic optotype” (Dyop), a simple visual acuity test based on a dynamic target that requires minimal knowledge of symbols and letters. A total of 160 consecutive, systemically ...

In this prospective study, English-speaking patients with in-office ophthalmology appointments from May to August 2020 and visual acuity better than 20/125 were asked to complete a home vision test ...