Spectral imaging of Leonardo Da Vinci’s Mona Lisa: An authentic smile at 1523 dpi with additional infrared data P.Cotte, D.Dupraz Corresponding author : P.Cotte ([email protected])

Figure 26: High resolution detail (eye).

Figure 24: Reconstruction of Mona Lisa under illuminant D65.

Figure 27: High resolution detail (smile).

Figure 25: False color image.

Figure 28: High resolution detail (embroidery).

Figures 32: Installation of Mona Lisa on a specific easel. Figure 29: High resolution detail (tracery).

Figure 30: High resolution detail (bridge).

Figures 33: Macro setup.

Figure 34: Installation of spectral imaging system. Figure 31: Very high resolution detail (nose) from 1523 dpi image.