The American ImagineOptix has taken out a license on a Dutch Polymer Institute patent in order to commercially introduce affordable high-quality small projectors. “This technology with its high energy and light efficiency and high contrast between dark and light is perfectly suited for projection applications,” said Cees Bastiaansen of the TU/e. The technology is based on a new type of diffraction grating manufactured by polarization holography. The product, a thin-film on glass, diffracts r...