在此基础上，采用球面坐标定位校正方法进行图像扭曲变形校正，取得了较好的图像校正效果。
And a satisfactory effect of fisheye image distortion correction is ultimately achieved by applying spherical coordinate orientation approach based on scans line approach.
讨论了双贴合无光焦度校正板放在次镜后的双反射球面系统。
A two-sphere system with a two-lens zero-power corrector placed behind the secondary mirror was discussed.
透镜表面完全采用非球面设计，较好地校正了球差等各种像差，使透镜具有良好的光学成像性能。
The profiles of the three lenses were designed as aspheric surfaces so as to correct the aberration and ensure the excellent optical performance.
提出了一种基于非球面固定校正元件的椭球形窗口光学系统设计方法。
A design method of elliptical window optical system is proposed and it is based on the fixed aspheric corrector.
提出了一种基于非球面固定校正元件的椭球形窗口光学系统设计方法。
A design method of elliptical window optical system is proposed and it is based on the fixed aspheric corrector.
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