Multi-contrast images of outer-forearm skin. Cross-sections of (a) scattering OCT, (b) OCT-A, (c) DOPU, and (d) birefringence. En face slices of (e) scattering OCT, (f) OCT-A, (g) DOPU, and (h) birefringence. The depth position of the en face slices are indicated by dashed lines in (a)–(d).