Harvard SEAS

Four imaging examples, two indoor (left) and two outdoor (right). These examples primarily explore the polarised nature of specular (Fresnel reflection), in which unpolarised light is partially polarised perpendicular to the plane of incidence upon reflection. Credit: Capasso Lab/Harvard SEAS

Metasurface turns any camera into polarisation imager

Harvard researchers have developed a metasurface attachment that can turn any imaging system into a polarisation camera

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