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CHOOSE QUALIFY
Determines if subject understands BRIGHTNESS! Repeat if needed. Dont't play Game unless subject knows which image is BRIGHTER!Polarizing Glasses Required
Put on glasses, insure the test images are on the side of the Partner Screen Filters. Set rotation on LOCK (red) in iPad settings.Test Screen Series
Choose the BRIGHTER image, TOP or BOTTOM. Watch for bobbing, the rhythmic aimless bottom-top-bottom-top clicking of young children. This will lead to errors.Result #1
In the right lower corner is a "0.0", indicating to imbalance of brightness. 0.3 log units is within normal range. Repeat the test at least once or until consistent scores.Show More