The different penetration depth inside the tissue from the SWIR and VIS leads to smoother-searching skin as compared to the UV. The latter boosts surface structure and melanin pigment absorption functions near to the surface area, offering rise to photographs displaying “previous and aged facial skin.” Comparing VIS and SWIR, https://infrared-thermal-imaging69147.anchor-blog.com/7198293/a-review-of-ir-thermal-imaging