The Modulation Transfer Function(MTF) and the geometric blur spot show the perfect image quality of the projection optics.
最后分析了光学系统性能参数与指标要求的符合。
The projection optics is designed for a constant field angle and entrance pupil. Thus image always fills entrance aperture and view field of the test optical system.
从光学指标的确定，结构、材料的选取到最终光学性能，阐述了准直投射光学系统的设计。
The key parameters of projection display, including resolution, contrast, projection optics, optical throughput, color, light source and screen and their optimum method were described.
描述了投影显示关键参数（分辨率、对比度、投影光学、系统的光通量、彩色化、灯及屏幕）及优化方法。
The cosine grating is taken as the projected grating and the referenced grating; the projection moire method is analyzed by the physical optics.
以余弦光栅作为投影光栅和参考光栅，对投影型莫尔法从物理光学的角度进行了理论分析。
Dynamic focus voltage error of projection display system was studied in this article. Parabola dynamic focus method, projection tube shape and optics processing were analyzed.
从投影显示系统典型的动态聚焦方法与投影管特殊的荧光屏结构以及光学处理等方面对投影显示系统的动态聚焦电压误差进行研究。
The principle of projection type micro optical encoder has been described and the optics theory of grating imaging is deduced.
对投影型微光学编码器的原理进行了分析，结合微机电系统集成技术，提出并实现了投影型微光学编码器。
The purpose of this paper is to discuss the methods of optics system design of color Schmidt projection tube.
本文讨论内屏式彩色投影管光学系统设计方法。
The purpose of this paper is to discuss the methods of optics system design of color Schmidt projection tube.
本文讨论内屏式彩色投影管光学系统设计方法。
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