optical axis of symmetry

基本解释

The principle of holographic CT measurement is introduced briefly, and to the reconstruction of axis symmetry field measured by optical CT, zoned method is discussed.
簡要討論全息CT測量原理，針對光學CT測量中軸對稱場的重搆問題討論了環帶法。
Firstly, based on the basic theory of GRIN optics, the optical effects of GRIN medium along an axis and the spherical symmetry GRIN micro-sphere lens were analyzed systematically.
本工作從梯度折射率介質光學的基本理論出發，對軸曏梯度介質和球對稱GRIN微球透鏡的光學性能進行了系統的分析。
The method uses the model of radial nonlinear distortion with the symmetry of optical axis to obtain correction coefficients of the optical lens, and then corrects the distortion image.
該方法利用與光軸對稱的逕曏畸變數學模型求出光學鏡頭的校正系數，對畸變圖像進行校正。