A Fixation stick with 2 sides featuring:
Side 1:
Picture of a dog
- English Continuous reading example
- Sloan Letter optotypes
Side 2:
Picture of a fish
- 2 small Sloan Letter optotypes in the middle
- 5 line Sloan Letter with 5 optotypes in each line
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A Fixation stick with 2 sides featuring:
Side 1: Picture of a dog
Side 2: Picture of a fish
A Fixation stick with 2 sides featuring:
Side 1:
Picture of a dog
Side 2:
Picture of a fish
Hiding Heidi Low Contrast Face Test are available in 2 different versions:
Double Sided : Four cards printed on both sides in the following Contrast levels: black, 25%, 10%, 5%, 2.5%, and 1.25%.
Single Sided : Seven cards printed on one side in the following Contrast levels: black, 25%, 10%, 5%, 2.5%, and 1.25%.
Cards are 9″ x 9″ (23 cm x 23 cm). Includes instructions.
This assessment is designed for amblyopia testing or screening. This near vision chart has 50% spaced rectangle (Massachusetts Visual Acuity Test format) with line sizes from 20/400 to 20/16 (6/120 to 6/4.8) equivalent.
16 inches, 40 cm testing distance.
The Teller Acuity Cards is a test of grating acuity for infants, young children and individuals with disabilities utilizing a preferential looking technique. This test has an extensive evidence base in normative and clinical studies that provide a strong foundation for applications in ophthalmology, optometry, and developmental practice. The test is cited more often than any similar product in the health information compiled by The National Library of Medicine.
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