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。

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.

youdao

根据纸张表面质量的光学性能，运用计算机视觉和图象处理的一些基本知识，对纸张匀度的检测方法进行研究和探索。

According to the optical performance of appearance quality of paper, the detection of paper formation have been explored by using computer vision and some methods of image process.

youdao

亚碲酸盐玻璃一般具有较高的密度、较高的折射率、较宽的红外透过性能，同时具有较好的介电性能，一直作为非线性光学材料进行研究。

Sodium tellurite glasses are considered as potential candidates for non-linear optical applications because of high refractive index values and wide infrared transmittance.

youdao