Holographic displays are a type of technology that allows for the creation of three-dimensional images that appear to float in space without the need for special glasses or other viewing aids. These displays use holographic principles to create images that are perceived as having depth and volume, giving them a more realistic and immersive appearance compared to traditional two-dimensional displays. Holographic displays have a wide range of potential applications, from entertainment and gaming to medical imaging and industrial design. Research in this area focuses on improving the resolution, clarity, and color reproduction of holographic displays, as well as developing new ways to create and manipulate holographic images in real-time.