The lead of the optoelectronic sight is a lead value of weapon hitting points relative to target current points in pitch and azimuth on the case of hitting moving targets.

光电瞄具提前量是指武器命中运动目标情况下，在俯仰和方位上赋予武器命中点相对于目标现在点的提前值。

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Azimuth system of infrared photogenic objective simulator is a system of fast time varying parameters. A dual self tuning PID controller is presented with respect to the special case of the system.

红外成像目标模拟器方位系统是一参数快时变系统，针对该系统的具体情况，提出了一种对偶自校正PID控制器。

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