1.
Analysis and Measurement of Spot Focusing Lens Antenna Resolution
点聚焦透镜天线分辨率的分析与测量
2.
"A convex lens causes rays to converge on a single point, the focal point."
会聚透镜使光线会聚于一点,即焦点。
3.
He focused the sun's ray on a piece of paper with a burning-glass.
他用一面凸透镜把阳光在纸上聚成焦点。
4.
Optical Parameters Of Selfoc Lens Measured by Modified Spot Way
改进的斑点法测量自聚焦透镜光学参数
5.
metal-plate lens
(天线) 金属板透镜
6.
flat-top plastic bifocal
平顶塑料双焦点透镜
7.
"Converging lens caus3es the rays of a parallel beam of light to come closer and pass through a point, i.e. the rays converge. It produces a real image at its principal focus. Such a lens is thicker at the center than the edge"
聚光镜使一束平行光线愈聚愈拢而通过同一点,在其主焦点上产生实像,这种透镜的中心比边缘厚
8.
Having the same focus or foci. Used of a lens.
共焦的有共同焦点的。用于透镜
9.
He focuses the lens of a microscope.
他调整显微镜的透镜以定焦点。
10.
A convex lens is used to concentrate rays of light.
凸透镜用于聚集光线。
11.
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
12.
He focused the sun's rays on a paper with a burning-glass.
他用一面凸透镜把阳光聚焦在纸上。
13.
Research on Manufacture and Optimized Methods of GRIN-rod Lenses;
自聚焦透镜制造技术与性能优化研究
14.
Coupler Loss of Self-Focusing Lens Used in Optical Communication
光通信用自聚焦透镜耦合损耗的研究
15.
metal(lic) delay lens
(天线)金属延迟透镜
16.
Constrained metal-plate lens antenna
约束金属板透镜天线
17.
"Diverging lens causes the rays of a parallel beam of light to spread out and appear to come form a point, i.e. the rays diverge. It produces a virtual image at its principal focus. Such a lens is thinner at the center than at the edge"
散光镜使一束平行光线散开而形似出发于一点,在其主焦点上产生虚像, 这种透镜的心比边缘薄
18.
A refractive defect of a lens or other optical system that prevents light rays from converging at a single point, resulting in a blurred or imperfect image.
散光有折射缺陷的透镜或其它光学系统，阻碍光线汇聚于一个焦点，形成一个模糊或不完全的图象