2 ms·
If only there were some sort of light we could shine to wash out a person’s face with, but have it only be visible to cameras and invisible to humans.
by matte_black 8y ago
If only there were some sort of light we could shine to wash out a person’s face with, but have it only be visible to cameras and invisible to humans.
- mirimir 8y agoThat would likely just flag you as someone trying to obfuscate facial recognition. Making you quite unique, no? I have noticed that it's very hard to recognize faces of people with very black skin, under low-light conditions. So I can imagine black makeup that's 100% non-reflective across a wide range of wavelengths. But then there's millimeter-wave radar. How would one block reflection of mmW radar?