| Description | HOTV optotypes are great for testing preliterate children 3-5 years in age. These optotypes are easily recognizable and can be taught to the child prior to testing. Also, test includes a response key for easier and more accurate testing. This chart | 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 |