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.
metal-plate lens
(天线) 金属板透镜
4.
A convex lens is used to concentrate rays of light.
凸透镜用于聚集光线。
5.
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。
6.
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
7.
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
8.
metal(lic) delay lens
(天线)金属延迟透镜
9.
Constrained metal-plate lens antenna
约束金属板透镜天线
10.
variable focal length (cylindrical) lens
变焦(距)(圆柱)透镜
11.
The focal length of the conelensing lens should be such that the image of the source just fills the projecting lens.
聚光透镜的焦距应使光源的像正好照满放映透镜。
12.
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。
13.
The beam of flashlight diverges, but it can be refocused with lenses.
一个发散的闪光灯束可以用透镜重新聚焦。
14.
ON ABERRATION THEORY OF THE COMBINED ELECTROMAGNETIC FOCUSSING CATHODE LENSES
关于电磁复合聚焦阴极透镜的象差理论
15.
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
16.
PLANO-CONVEX SELFOC LENSES FOR COUPLING LASER DIODE TO FIBER
耦合半导体光源和光纤的平凸自聚焦透镜
17.
Theoretical Analysis and Manufacture Craft of Square Self-focusing Lenses and It s Array;
方形自聚焦透镜及阵列的理论分析和制作工艺
18.
Magnetostatic Focusing of Cold Atomic Beams and Its Magnetic Lens on Atom Chip;
冷原子束的静磁聚焦及其芯片原子透镜