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
Margaret Harris Amsler Texas Society of the Daughters of the American Revolution. In 1989, She was elected to the Common Cause National Governing Board. Margaret Harris Amsler Margaret Thomas Arnold Foster Greer Harris (Gordon) Amsler (June 15, 1908–May 14, 2002) was a law professor in Texas. In 1955 she became the third female full law professor at a US law school, after Harriet Spiller Daggett in 1931 and Barbara Nachtrieb Armstrong in 1935. She was inducted into the Texas Women's Hall of Fame in 1987. She was born in Waco, Texas, the daughter of Judge Nat Harris. Her father taught law at Baylor