1) near axial object point
近轴物点
2) axis-beyond object point
轴外物点
1.
Lens equation of axis-beyond object point is derived by Fermat s principle, the process of derivation indicates clearly that near axial conditions are necessary and sufficient conditions of ideal image formation.
用费马原理推导透镜对轴外物点的物像公式,推导过程清楚表明近轴条件是理想成像的充分必要条件。
3) Axial
[英]['æksiəl] [美]['æksɪəl]
近轴
1.
The More Exact Law and Aberration of Reflection Image on Axial Spherical Surface;
近轴球面反射成像的二级近似与象差
2.
The more exact object image refraction image on axial spherical surface is presented, thereafter the lateral magnification and aberration are discussed.
给出了二级近似时近轴球面折射成象的物理规律 ,进而讨论了横向放大率与象
4) field ray
轴外物点光线
5) paraxial approximation
近轴近似
1.
Then,the scattering field of individual beam from local surface of the seatter is evaluated by complex ray paraxial approximation,Finally,the total scattering field is obtained by phasor summation of individual scattering field.
提出一种分析高频电磁散射的新方法，该方法将入射波展开为一组用复源点表示的高斯波束，用复射线近轴近似计算每个波束在散射体局部表面上产生的散射场，并经过相位求和而获得散射体的总散射场。
6) far point
近点
1.
After correcting nearsightedness and farsightedness, the changing curve of near point and far point for eyes is given.
论述了近视与远视矫正后，人眼近点与远点的相应改变，给出了变化曲线；并从视力区间的变化入手，分析和讨论了为改善视力所应采取的措施。
补充资料：点轴开发
n就是在全国或地区范围内，确定若干具有有利发展条件的大区间，省区间，线状基础设施轴线，对轴线地带的若干点市进行重点发展。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条