Optics expert Guy Cramer has invented a kind of invisibility shield for soldiers. By misaligning two layers of lenticular lenses, he creates a negative refractive index. That camouflages whatever is behind the lenses. #invisibilitytechnology#militaryinnovation#camouflagetech
2:34
Optics expert Guy Cramer has invented a kind of invisibility shield for soldiers. By misaligning two layers of lenticular lenses, he creates a negative refractive index. That camouflages whatever is behind the lenses. #invisibilitytechnology#militaryinnovation#camouflagetech
Apr 21, 2024
TikTokinterestingengineering
Optics expert Guy Cramer has invented a kind of invisibility shield for soldiers. By misaligning two layers of lenticular lenses, he creates a negative refractive index. That camouflages whatever is behind the lenses. | Interesting Engineering
2:44
Optics expert Guy Cramer has invented a kind of invisibility shield for soldiers. By misaligning two layers of lenticular lenses, he creates a negative refractive index. That camouflages whatever is behind the lenses. | Interesting Engineering
13.2K viewsApr 21, 2024
FacebookInteresting Engineering
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