The different penetration depth in the tissue inside the SWIR and VIS causes smoother-searching skin compared to the UV. The latter enhances surface construction and melanin pigment absorption functions near to the surface area, providing rise to photographs showing “old and aged facial pores and skin.” Comparing VIS and SWIR, https://edgarbfjif.worldblogged.com/33551307/the-definitive-guide-to-ir-thermal-imaging