Amsler grid Amsler grid The Amsler grid, used since 1945, is a grid of horizontal and vertical lines used to monitor a person's central visual field. The grid was developed by Marc Amsler, a Swiss ophthalmologist. It is a diagnostic tool that aids in the detection of visual disturbances caused by changes in the retina, particularly the macula (e.g. macular degeneration, Epiretinal membrane), as well as the optic nerve and the visual pathway to the brain. In the test, the person looks with each eye separately at the small dot in the center of the grid. Patients with macular disease may see
The West Sussex Grid for Learning The West Sussex Grid for Learning The West Sussex Grid for Learning (WSGfL) was launched by West Sussex County Council (WSCC), as part of the National Grid for Learning initiative. The National Grid for Learning (NGfL) was a United Kingdom Government-funded gateway to educational resources on the Internet. It featured many individually selected links to resources and materials deemed to be of high quality. At the time of the launch, the WSGfL website was dedicated to the learning community of West Sussex - which included teachers, pupils, non-teaching staff and parents. However, the WSGfL is now much more. The WSGfL