| Description | Tumbling "E" charts, also known as Illiterate "E" charts, feature the use of only one optotype. This makes testing illiterate and mute patients easier. The patient only has to gesture the direction they see the "E" facing. Also the design of the "E" | Most acuity vision charts have the patient identify single letters in a line. Continuous text chart are designed to simulate everyday reading tasks for patients by using actual sentences. These sentences are calibrated to have a specific number of | This near point vision chart features two smaller groups of optotypes for repetitive testing. This is helpful because two groups will lessen the possibility of unwanted memorization while testing. Non memorization leads to more accurate vision | This Near Point card is great for testing pediatrics. Patti Pics optotypes are highly calibrated to Sloan optotypes and follow criteria such as the Snellen 5x5 grid, equal difficulty, equal blur at threshold, and high recognizability. Patti Pics are | The Radner Charts are available in English, Spanish, Dutch, Swedish, Hungarian and German. A French and Portuguese version is under development. The Radner reading chart is a highly standardized multilingual reading test system that was |