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 2

The comparison of ERL-MHSI system and pushbroom MHSI system.

Mechanism	ERL-MHSI system	Pushbroom MHSI system
Volume (cm^3)	70 (𝐿) × 55 (𝑊) × 80 (𝐻)	120 (𝐿) × 100 (𝑊) × 90 (𝐻)
Spectral range (nm)	400–1000	400–1000
𝐹/#	2.8	6.5
Spatial resolution (𝜇m)	30 × 10	20 × 10
Spectral resolution (nm)	2.8	7.2
Throughput	>60%	>60%
Off-axis aberration	Good	Bad
Scanning mechanism	Stepping motor	PZT
Stability	Good	Bad
Cost	Low	High