1.
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
2.
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。
3.
A planoconvex lens used to concentrate light.
凸透镜用来聚光的凸镜
4.
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。
5.
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
6.
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
7.
A convex lens is used to concentrate rays of light.
凸透镜用于聚集光线。
8.
autofocus zoom lens
自动聚焦变焦距镜头
9.
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
10.
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
11.
A Study on the Coupling of High-power Laser Array and Selfoc Lens Array;
高功率激光器阵列与自聚焦透镜阵列耦合研究
12.
The Study of Measuring Convex lens Focal Distance with CCD;
用CCD测量凸透镜焦距实验的研究
13.
flat-top plastic bifocal
平顶塑料双焦点透镜
14.
"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。
15.
The Calculation of Optimum GRIN Rod Length Used on DMW Devices
适用于波分复用器的自聚焦棒透镜最佳长度的计算
16.
Error Analysis and Ways to Make fewer in Measuring Focal Distance of Convex Lens;
凸透镜焦距测量的误差分析和减小方法
17.
meniscus (shaped) lens
凹凸透镜，弯月形透镜
18.
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