分析了现有增强现实器件的不足，介绍了集成成像三维显示技术的原理和特点，盘点了以集成成像三维显示为核心的光学透视式增强现实器件和系统，介绍了这些器件和系统的原理，并分析了离轴光学技术、自由曲面技术、全息光学元件技术、双4f系统各技术的特点。
This paper analyzes the drawbacks of existing augmented reality devices and introduces the principle of integral imaging 3D display technology. The principles of several optical see-through augmented reality devices and systems based on integral imaging 3D display are reviewed, and the characteristics of the augmented reality technologies including off-axis optics, freeform optics, holographic optical element, and double 4f system are expounded respectively.
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