Scientists from Shanghai University of Science and Technologies in China have introduced an innovative method for creating computer holograms (CGH) that reduces computational requirements while maintaining high-quality three-dimensional visualizations. Their study, published in the journal Advanced Photonics Nexus, details the use of a divided linse based on the diffraction model to quickly create 3D holograms through a single-stage reverse calculation.
Hologram displays offer promising opportunities for creating realistic three-dimensional images that give the illusion of continuous depth, which is crucial for entertainment, medical visualization, and virtual reality development. Traditional methods for creating CGH involve multiple calculations, resulting in high computational loads that are unsuitable for real-time applications.
The new method developed by the Chinese researchers involves a specially designed virtual digital phase modulation in the divided Linza Linza, enabling high-precision reconstruction of three-dimensional scenes with accurate depth perception.
This breakthrough study has the potential to revolutionize the hologram display creation process by offering a practical solution for generating CGH in real time. The proposed approach ensures a stable calculation speed regardless of depth sampling density, making it compatible with various applications requiring immersive 3D visualization.
To validate the effectiveness of their method, the researchers conducted simulations and experiments, which demonstrated the ability to create realistic three-dimensional hologram displays with precise depth perception.
This study marks a significant advancement in computer holography and could lay the groundwork for widespread implementation of hologram displays across different industries and applications.