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Smooth scatter plots show typical examples of fixation variability during foveal threshold (upper) and visual field (lower) measurement in dominant eye fixation (DEF), non-dominant eye fixation (N-DEF), and binocular fixation (BF) conditions. Fixation variability of the visual field within 30° (upper) and 10° (magnified; lower) in visual field measurement. BCEA, bivariate contour ellipse area.
