Specifications:
Design: Aluminum alloy frame with a,matte, glare-reducing finish for clear, uniform illumination.
Testing Distance: Optimized for a 10-foot distance.
Target Audience: Suitable for children, students, and adults, often used for identifying vision issues like refractive errors.
Optotypes: Includes tumbling E, astigmatism, and red-green color tests.
Versatility: Portable and can be used on a table or mounted, making it ideal for schools, homes, and clinics.
Usage Guidelines:
Setup: Position the chart at eye level in a well-lit or controlled-light environment.
Procedure: Have the subject stand 10 feet away, testing each eye individually while covering the other.
Results: The lowest line read correctly indicates the visual acuity level.
