Table 2.

Comparison between CMOS selection in this study and that presented in existent literature.

	Ou-Yang Mang	Lilai Tang	Research selection
Active array	256 × 256	1600 × 1200	2048 × 1536
Pixel size	10 μm × 10 μm	2.2 μm × 2.2 μm	1.75 μm × 1.75 μm
Image area	2.7 mm × 2.7 mm	3.6 mm × 2.7 mm	3.6 mm × 2.7 mm
Length of the diagonal line	3.8 mm	2.2 mm	2.26 mm