Fig. 6.

The wavelength dependences of the absorption coefficient µ_a (a), scattering coefficient µ_s (b), reduced scattering coefficient ${\mu }_{\text{s}}^{\mathrm{\prime }}$ (c), and scattering anisotropy factor g (d) of the 10- and 30-day C6-glioma measured in this paper and presented in Refs. [18–20,24].