1.
optical transmission and self-focusing fiber
光传输和自聚焦光纤
2.
The energy source for laser beam machining is a highly concentrated beam of light.
激光切削的能量来源于一束高聚焦光。
3.
Research of Focus Optical System Used in Ultraviolet Photolithography;
用于紫外光刻的聚焦光学系统的研究
4.
optical cable connector with focusing junction
有聚焦结的光缆连接器
5.
optical cable connector without focusing junctio
无聚焦结的光缆连接器
6.
optical fiber connector with focusing junction
有聚焦结的光纤连接器
7.
optical fiber connector without focusing junctio
无聚焦结的光纤连接器
8.
Focal switch effect of focused Bessel-Gaussian beams
聚焦贝塞尔-高斯光束的焦开关效应
9.
Effective Fresnel Number and Focal Shifts of Focused Cylindrical Light Beams;
聚焦柱面光束的等效菲涅耳数及焦移
10.
Focusing Properties of Beams: Focal Shift, Focal Switch and Phase Shift;
光束的聚焦特性研究：焦移，焦开关和相移
11.
"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。
12.
The circularly polarized light is then focused down onto the disk.
圆偏振光经物镜聚焦后射到光盘上。
13.
Laser Breakdown-Generated Sound in Different Optical Focusing Lens Systems
不同光聚焦状态的光击穿声辐射特性
14.
Numerical Research on Induced Focusing of Optical Beams in Self-defocusing Media;
自散焦介质中光束诱导聚焦的数值研究
15.
A Study on the Focusing Properties of Laser Beams Passing Through an Astigmatic Lens;
激光光束通过像散光学系统的聚焦特性研究
16.
focused light rays can set something afire.
聚焦的光线会让东西烧起来。
17.
In the mass spectrograph the ions are focused onto a photographic plate.
在质谱仪中，离子聚焦在感光板上。
18.
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。