Combining computer graphics, wave optics and AI-based calibration, researchers at The University of Hong Kong (HKU) have developed two techniques that help holographic displays reproduce more natural changes in focus, perspective and material appearance.Combining computer graphics, wave optics and AI-based calibration, researchers at The University of Hong Kong (HKU) have developed two techniques that help holographic displays reproduce more natural changes in focus, perspective and material appearance.Hi Tech & Innovation[#item_full_content]