This paper is aiming at image recognition based on angle - multiplexed volume holographic correlator . the principles of the volume holographic storage are firstly introduced in this paper . they are the recording , reconstruction , diffraction efficiency and angular selectivity of volume holograms 本論文首先介紹體全息存儲的基本概念和理論,它包括體全息圖的記錄和再現,體全息圖的衍射效率,體全息圖的水平、垂直角度選擇性等,并介紹了光學相關器和圖像識別。