Table 2.

Estimated optical properties at 850 nm for each tissue region in CT image.

Region	${\mu }_a$ (${\mathrm{mm}}^{-1}$)	${\mu }_s$ (${\mathrm{mm}}^{-1}$)	$g$	$n$
Bone	0.005	15	0.9	1.5
Soft tissue	0.01	10	0.9	1.37
Sinus (clear)	0	0	0	1