Fig. 1From: The Girl in the Spotlight: Vermeer at work, his materials and techniques in Girl with a Pearl EarringJohannes Vermeer, Girl with a Pearl Earring, c. 1665. MH670, Mauritshuis, The Hague. Visible light photograph: René Gerritsen Art & Research Photography. Locations of Figs. 2–10 are labelled with boxes. For an online zoomable stitched 3D digital microphotograph (×35, 4.4 μm/pixel), with details (×140, 1.1 µm/pixel): www.micro-pano.com/pearlBack to article page