A68-year-old Caucasian male presented with acute vision loss for eight days. He described a sudden and painless decline in right eye visual acuity that had remained stable since onset. He denied associated flashes, floaters, light sensitivity, recent trauma or any symptoms in the other eye. His...
1962: Visual masking by impulse flashes as a function of masking stimulus energy and background intensity American Psychol 17(6): 354 Alan, L. Stewart; Dean, G. Purcell 1970: U-shaped masking functions in visual backward masking: Effects of target configuration and retinal position Attention, ...