1) equivalent stop
等效光阑
1.
The equivalent stop and P~∞、W~∞ successive approximation methods used in the design of zooming lens are described.
介绍在变焦距镜头设计中采用的两种方法:等效光阑法和P~∞,W~∞逐次逼近法。
2) effective diaphragm
密效光阑
3) effective diaphragm
有效光阑
4) cold shield efficiency
冷光阑效率
1.
It has 100% cold shield efficiency and can reduce the radial size of the system.
系统由7片透镜组成,采用二次成像结构,在实现冷光阑效率100%的同时缩小了系统径向尺寸。
5) diaphragm
[英]['daɪəfræm] [美]['daɪə'fræm]
光阑
1.
Influence of Diaphragm size on Interference Fringe contrast;
光阑尺寸对干涉条纹对比度的影响
2.
Microlens Fabrication with Excimer Laser and Diaphragm;
准分子激光光阑法加工微透镜的工艺研究
6) Aperture
[英]['æpətʃə(r)] [美]['æpɚtʃɚ]
光阑
1.
Characteristic Analysis for Gaussian Beam Transformation with Aperture;
受光阑约束的高斯光束变换的特性分析
2.
Theoretical Analysis of the Effect of Aperture on Nonlinear-Refraction Optical Limiting;
光阑对非线性折射光限幅效果影响的理论研究
3.
By means of the Fourier series expansion,an app roximate analytical propagation equation of flattened Gaussian beams(FGBs) passi ng through an apertured paraxial ABCD optical system is derived,and illustr ated with numerical examples,when the transmissivity of the aperture is T( x )=cos( Ωx ).
用傅里叶级数展开法研究了平顶高斯光束通过有光阑限制的近轴ABCD光学系统的传输特性 ,导出了光阑透射率为T(x) =cos(Ωx)时的近似解析传输公式 ,硬边光阑的情况可作为Ω =0的特例得到。
补充资料：月阑
1.月晕。
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