Development of a Novel Embedded Relay Lens Microscopic Hyperspectral Imaging System for Cancer Diagnosis: Use of the Mice with Oral Cancer to Be the Example

Table 1

The comparison of four fluorescence based optical techniques.

Optical technique	Hyperspectrum	Confocal	OCT	Raman
Scanning range	Wide	Wide	Narrow	Narrow
Scanning time	Median	Slow	Fast	Fast
Spectral range	Wide	Wide	Narrow	Wide
Spatial resolution	By objective	By objective	10 𝜇m (axial)	By objective
	(for 20x, 0.5 𝜇m)
Depth scanning	No	Yes	Yes	No
Main application	Biomedical image,	Biomedical image	Biomedical image	Identification of biomolecule
	Classification of biomolecule

The OCT represents the Optical Coherence Tomography.