Flipper set with acrylic stand. Each color coded flipper is marked with diopter power on handles. ALL GLASS OPTICS – no distortions and no yellowing.
Set with 6 flippers, plus and minus each of 0.25, 0.50, 0.75, 1.00, 1.50, 2.00.
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Flipper set with acrylic stand. Each color coded flipper is marked with diopter power on handles. ALL GLASS OPTICS – no distortions and no yellowing.
Flipper set with acrylic stand. Each color coded flipper is marked with diopter power on handles. ALL GLASS OPTICS – no distortions and no yellowing.
Set with 6 flippers, plus and minus each of 0.25, 0.50, 0.75, 1.00, 1.50, 2.00.
Brands | Good Lite |
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Testing Distance | 0.25, 0.50, 0.75, 1.00, 1.50, 2.00. |
Material | acrylic stand |
Stereoacuity depth preception test designed to rapidly test for amblyopia and strabismus in early and non-readers and non-verbal children and adults.
Some children with brain damage-related vision loss may achieve near normal results in routine vision tests (large visual field and normal or near normal visual acuity), but cannot interpret facial expressions or recognize people’s faces.
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.
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