Fig. 7.
(a). UC 540 nm (left) and 650 nm (right) emission fluence rate on the tissue surface with tumor located at different depths; (b). peak UC PL fluence rate ratios of 650 nm and 540 nm emission as a function of depth.
(a). UC 540 nm (left) and 650 nm (right) emission fluence rate on the tissue surface with tumor located at different depths; (b). peak UC PL fluence rate ratios of 650 nm and 540 nm emission as a function of depth.