Vision test parameters
The Visiolite Master allows for the following vision screening exams: acuity test (landolt rings, letters), supplementary vision tests (contrast sensitivity, adult and children vertical and horizontal phorias, fusion, astigmatism, depth perception, ishihara type colours test, amsler grid, hyperopia test, horizontal and vertical visual field) and additional features (distance, far vision, intermediate vision, near vision).
Additional vision screening tests such as Amsler grid, glare sensitivity and resistance etc. are available in the GT version of the Visiolite Master vision testers.