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1·There are bad optical aberration in the camera lens of short focus.

短焦距摄像机镜头一般都存在比较严重的光学畸变，使成像质量下降。

2·There are bad optical aberration in the camera lens of short focus.

短焦距摄像机镜头一般都存在比较严重的光学畸变。

3·The optical aberration difference between the biconvex Fresenl lens and the plane-convex Fresenl lens was investigated by designing a large aperture Fresenl lens.

通过一个大尺寸菲涅尔透镜的设计，比较了曲面菲涅尔透镜和平面菲涅尔透镜在光学像差方面的差异。

4·Electron optical aberration theory for angularly wide and transversely large electron beams in electromagnetic focusing systems with curvilinear axes has been further developed.

本文研究了宽束大物面电磁聚焦系统弯曲轴电子光学象差理论。

5·Spherical Aberration — causes light rays passing through a lens (or reflected from a mirror) at different distances from the optical center to come to focus at different points on the axis.

球差-使以不同孔径角穿过透镜(或从镜面上发射)的光线不能聚焦在轴上的同一点。

6·However, for the actual optical system, its point image become a speckle because of diffraction of light and aberration.

对于实际光学系统，由于光的衍射和像差，使所成的点像为一弥散斑。

7·Polarization aberration is one of the most important factors affecting the performance of optical systems, especially in systems which are polarization critical ones.

偏振像差是影响光学系统性能的重要因素之一，尤其对偏振有严格要求的光学系统来说更是如此。

8·The optical calculation and aberration correction are done.

并且进行了光学计算和像差校正。

9·The aberration characteristics of the optical system of a single conic reflector and a two-lens null corrector are discussed.

讨论了由单一二次反射镜和放在其后的两透镜无光焦度校正板组成的光学系统的像差特性。

10·In addition to using the aberration correction theory, optical distortion can be corrected with the digital image processing technology.

光学系统的畸变除了利用像差理论来实现校正外，还可以利用数字图像处理技术来进行校正。