: the mode TEM 11 、TEM 12 (or TEM 21 )、TEM 22 of Hermitian Gauss beams and the mode TEM 10 、TEM 11 of Laguerre Gauss beams) propagate through a focusing optical system (for example: a pair of lens focusing system), are obtainable on the basis of Huygens Fresnel principle and Sampling theory and by programming , calculating, and making use of Graftool.
以惠更斯 -菲涅尔原理和取样理论为基础 ,利用计算机编程计算和绘图软件 Graftool得到高阶模激光束 (如厄米 -高斯光束 TEM1 1 、TEM1 2 (或 TEM2 1 )、TEM2 2 和拉盖尔 -高斯光束 TEM1 0 、TEM1 1 )经过会聚光学系统 (以双透镜聚焦系统为例 )传播后的聚焦曲线 (r- z)。
Analysis on properties of the double-liquid zoom lens based on electrowetting;
电湿效应双液体变焦透镜性能的分析
Variable-focus liquid lens with suspended conical ring
带有悬浮锥形圆环的液体变焦透镜(英文)
variable focal length (cylindrical) lens
变焦(距)(圆柱)透镜
manual zoom lens
(镜头)手控可变焦距透镜
rear-controlled zoom lens
背面调整变焦距透镜
The focal length differs with the thickness of the lens
焦距长底随透镜的厚度而变化。
Principle of fluidic lens based on EWOD and its focal zoom characteristics
基于EWOD的微流控透镜变焦特性分析
The design of the f-theta zoom lens with CO_2 laser marking machines
CO_2激光打标机变焦f-theta透镜的设计
Study on Liquid Lens Technology and Its Application in Micro Zoom Optical System
液体透镜技术及其在微型变焦距系统中的应用
Electrically driving and controlling adaptive 128 element×128 element liquid crystal micro-lens array with tunable focal length
电控可变焦128元×128元自适应液晶微透镜阵列
flat-top plastic bifocal
平顶塑料双焦点透镜
short focal length (high aperture) lens
短焦距(大孔径)透镜
autofocus zoom lens
自动聚焦变焦距镜头
Having the same focus or foci. Used of a lens.
共焦的有共同焦点的。用于透镜
Measurement of optical surface and foci of long focal length lens by CGH
计算全息法测量长焦透镜面形和焦距
Collagen density and morphologic change of sclera in guinea pigs with negative lens-defocused myopia
负透镜诱导豚鼠离焦性近视眼巩膜胶原密度及形态学改变
He focuses the lens of a microscope.
他调整显微镜的透镜以定焦点。
The act or result of causing a lens to deviate from accurate focus.
散焦，去焦使透镜偏离准确的焦点的行为或结果
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快速变焦距手术显微镜