Thermal infrared imager zero position and rolling error detection device and method

The invention discloses an infrared thermal imager zero position and rolling error detection device and method, and relates to an infrared thermal imager zero position measurement device and a detection method thereof. According to the method, an optical prism is used for assistance, and zero position variation errors caused by a zero position detection tool are separated in the testing process through zero position detection tool error value measurement, zero position detection tool rolling error value detection and zero position and rolling error detection of the thermal infrared imager, so that the accuracy of the detection result is improved. Error accumulation caused by objective and human factors is avoided, the reliability of the zero optical detection method is improved, and the accuracy of a detection result is improved. 红外热像仪零位及翻滚误差检测装置及方法，涉及一种红外热像仪零位测量装置及其检测方法。本发明的方法提出使用光学棱镜辅助，通过零位检测工装误差值测定、零位检测工装翻滚误差值检测，以及红外热像仪的零位及翻滚误差检测，在测试过程中分离了零位检测工装自身带来的零位变化量误差，避免了客观以及人为因素带来的误差累积，提高了零位光学检测方法的可靠性，提高了检测结果的准确性。