Some advanced methods such as frame storage and subtraction technology and new devices such as CCD and wide-angle far-center fish-eye lens were used.

• 根据来自激光制导武器的威胁，采用较为先进的光敏电荷耦合器件(CCD)和广角远心鱼眼型透镜的探测技术，以及帧存储和帧减法技术。