The Mixed contrast chart contains Black and 20% Weber (11% michelson) contrast.
Contrast Sensitivity, Distance Charts
SKU : 4100
Colenbrander Mixed Contrast Chart
SKU : 4100
The Mixed contrast chart contains Black and 20% Weber (11% michelson) contrast.
Brands | Precision Vision |
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Dimensions : 25.5 × 24.5 × 0.04 in
Testing Distance : Multi-Distance
Optotype : SLOAN