2 、 the influence to the quality of array ccd camera under the irradiation of cw and pulse laser was investigated experimentally . the result of experiment shows that the ccd easily damaged by pulse laser to cw laser . the thresholds of ka - 320 model ccd saturation and sub - damage were measured 2 、系统地开展了脉冲与连续激光干扰面阵ccd光电探测器实验，实验证实：与连续激光相比，脉冲激光仅需较低的能量即可将ccd破坏，得到在破坏面阵ccd探测器方面脉冲激光优于连续激光的结论。
The paper analyzes in detail the mechanics and optics theory . in the light of the characteristic of the intensity modulation optical fiber sensor , the reference - way is presented to compensate the error signals which are caused by the bias light , dark current of photoelectric detector , temperature drift of pre - amplifier 文中详细分析了这种传感器的力学和光学工作原理，并且针对所选用的强度调制型光纤传感器的工作特点，提出采用参考通道补偿由于背景光、光电探测器的暗电流、前置放大器温漂等因素引起的误差。
In the design of optical system , to improve system precision , the fiber optic coupler is added to make a laser pulse circle ; in the unit of photo detection , we make a high - precision temperature compensation apd bias circuit , which allows system to abate the noise caused by temperature changer and dark current 应变测量系统主要由光源、传感光纤、光电探测器和信号处理电路组成。在光学系统设计中为提高系统的精度采用了光纤定向耦合器实现光脉冲的循环；在光电转换单元上采用高精度温度补偿的apd偏置电路，减小了温度和暗电流带来的噪声干扰。
Some phenomena were observed when the hgcdte ( pc , pv ) detectors were irradiated by off - band cw co _ ( 2 ) laser which are much different from that when irradiated by in - band light . the irradiation of the off - band light can have a very strong disturbing effect on the detectors . a one - dimensional model is employed to do some work of qualitative and quantitative analysis for the experimental results 以波长为10 . 6 m的co _ 2激光为光源，进行hgcdte ( pc 、 pv )光电探测器的激光辐照实验研究，发现探测器对于波段外辐照激光的响应与其对波段内辐照激光的响应大不相同，这种波段外激光的辐照足以对探测器造成很强的干扰。
3 、 by utilizing the theory of fuzzy synthetic evaluation , the laser - induced effects on ccd camera were investigated . the fuzzy evaluation model was present and applied in experiment of ccd disturbed by pulse and cw laser . the result of fuzzy synthetic evaluation is consistent with the experiment 3 、根据第二章提到的激光干扰面阵ccd探测器的干扰机理与模糊综合评估理论，结合实验中得到的实验数据，建立了激光干扰< wp = 5 >面阵ccd光电探测器干扰效果模糊综合评估模型，并对本文开展的干扰实验进行了模糊综合评估，得到了与实验结果一致的评估结论。
With the development of the technology of the computer stereovision , the binocular stereo sensor has applied in field of industry detection , object identification , robot automatic guidance , navigation etc . with the appearance of new opto - electronic scanning technique , automatic technique , highspeed data processing technique and more effective algorithm , the binocular stereo ranging method has new headway and application the contents are arranged as following 随着计算机视觉技术的不断发展，立体视觉传感器得到越来越广泛的应用，尤其是双目视觉传感器的结构简单、使用方便、速度快、精度高等诸多优点被广泛应用地于工业检测、物体识别、机器人自导引、航天、航空及军事等很多领域。随着新型光电扫描技术、新型阵列型光电探测器件及更有效的算法出现，结合迅猛发展的自动控制与高速数据处理技术，立体视差测距方法有了新进展及应用。
In this system , we employed a newly developed holographic filed concave grating as splitting beams element , as well as multi - channel photodetector - ccd ( charge coupled devices ) as spectrum detection . these all solidified the foundation of measurement ; microcomputer control make the system automatic 采用新型的全息平场凹面光栅作为分光元件，并引入多通道光电探测器件ccd进行光谱信号探测，为光谱反射率的测量准备了物质条件；采用微型计算机控制，达到自动化测量。
Pd is moving to detect the power of the laser , a simulated switch is selected to realize the divide control of the two photo - detectors ; incremental encoder is used to built the closed - loop control of the step - motor ; base on the characteristic parameter of the laser diode , built the mathematics model between the beam divergence and the temperature , to measure the result to carry on the temperature compensation 步进电机带动光电探测器进行光强检测,用来探测边界点;两个光电探测器之间的分时控制通过模拟开关来实现;选用光电编码器,搭建步进电机的闭环控制系统;根据半导体激光器本身的参数特性,建立发散角和温度的数学模型,对测量结果进行温度补偿。
