Fig. 9From: Correction to: Does substrate colour affect the visual appearance of gilded medieval sculptures? Part I: colorimetry and interferometric microscopy of gilded modelsRadially averaged 2D power spectral density (PSD) of surface topologies measured by interferometric microscopy for models with the yellow, red and blue-grey bole substrates. Lines show the average of multiple measurements, while shaded areas represent 90% confidence intervalsBack to article page