| Description | Front Features traditional Sloan optotypes that follow a "ETDRS 2000 Series" format including a combination of Charts 1 and 2. Near Point card uses Logarithmic acuity and includes distance equivalents in both meters and feet. Near Vision Card | 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 | - Measures 12 x 18 in
- White letters on black background
- Includes tables, procedures and instructions
- Funded by the NIH
- Increments range from 1.3 LogMar (20/400) to -0.5 Log Mar (20/6.3)
- Increments listed in 0.1 LogMar steps
- Viewing
| 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 | 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" |