The performance index of the object lens was analyzed, and a projection objective consisting of four lens with three materials was designed. The wave band are 3～5μm and 8～12μm, the F-number is 2.4, The half filed of view is 1.3°.
文中结合被测导引头参数和DMD参数分析了投影系统的设计参数及指标,用光学设计软件ZEMAX设计了一个三种材料四片透镜的投影物镜,工作波段为3～5μm和8～12μm ,F数为3.2,半视场1.3°。
参考来源 - 基于DMD的双色红外成像制导仿真系统研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The relation between aberrations of the telecentric projection objective and the pitch CCD is discussed. The criterion of correcting aberrations in the telecentric projection objective is also given.
讨论远心投影物镜像差和CCD节距的关系，给出远心投影物镜校正像差的依据。
Any real time objective aspect of the projection will then be lost.
投射的任何实时客观的方面就会消失。
Objective: to investigate the X-ray projection of acetabulum on its anterior and posterior column and to develop a safe area for screw placement.
目的：探讨髋臼在其前、后柱上的投影和螺钉放置的安全范围。
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