Combination Frosted and Opaque Occluder
SKU : 681000
Double ended occluder. One end is frosted occluder while the other is a black opaque occluder. Durable and measures 9.5″ (24cm).
Double ended occluder. One end is frosted occluder while the other is a black opaque occluder. Durable and measures 9.5″ (24cm).
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Uncategorized
Tumbling “E” Visual Acuity / Color Vision Screening
Red and Green color bars for an easy and helpful place to start administering the test.
Tumbling or Illiterate E charts have one of the best visual acuity thresholds among alternate symbol acuity tests. Tumbling E tests are considered comparable to Landolt C tests which are considered the basis of alternate symbol tests. Great for the detection of Astigmatism.
SKU: 2324 -
Uncategorized
Traditional Tumbling “E” Visual Acuity Chart
Can be wall-mounted.
Traditional design.
Great for vision screening in multiple languages.
Helpful 20 foot equivalents.
The Tumbling E test uses a single
optotype
, the E in four different positions; up, down, left and right. By using a single symbol
optotype
, this eye test can be administered to several different groups of people, including children, illiterate adults, non-speaking adults, and patients not familiar with the Roman alphabet. The patient will only have to signal which direction the E is facing.
SKU: 2310US
