Our SWIR Camera may be used in inspecting semiconductors such as silicon bulk ingots, and sliced wafers. SWIR resembles obvious light-weight in that photons are mirrored or absorbed by an item, producing the potent contrast essential for top-resolution imaging. Starlight and background radiation (nightglow) are normal resources of SWIR and https://www.mindvision.ltd/Special-Camera/Short-wave-Infrared-Camera.html