25. Describes the ways to collimation and distortion of the semi conductor laser beam, and the designing plan of semi conductor laser water level matter.
绍介半导体激光束的准直整形方法,阐述半导体激光水准仪的设计方案。
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26. This paper advanced two kinds of new methods for coaxality measurement, in which laser collimation technology and position sensitive detector were used.
27. A new method of the zero collimation of the warship weapon systems is studied. The principle of this method is analyzed. This method can be used day and night.
28. The commutation rule and the optimal collimation area are analyzed when Gauss light beam passes thin lens, and the design principles of the collimator are given.
29. Single wavelength collimation transmittance experiment is designed and conducted, with total effective attenuation coefficient of tissue phantoms being obtained.
设计单波长准直光透射实验并通过实验测量组织模拟样品的总衰减系数;
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30. Single wavelength collimation transmittance experiment is designed and conducted, with total effective attenuation coefficient of tissue phantoms being obtained.