focusing screen

Design of An Electronic Phased Focusing System for Digital Ultrasonic Imaging Based on FPGA;

一种基于FPGA的数字超声电子聚焦系统的设计

Optical design of collimating and focusing optical system for semiconductor laser diode array;

半导体激光器阵列光束准直和聚焦系统设计

Focusing intense relativistic electron beams by using high- T_c superconductor;

利用高温超导体聚焦强流相对论电子束的研究

The influence of thermal-lens effect on laser beam focusing;

热透镜效应对激光光束聚焦的影响

Study of focused ultrasonic field of concave spherical transducer with a hole;

开口凹球面聚焦声场分析

Simulating Design Method for Dual-Reflector Antenna forming Focus Beam;

可形成聚焦波束的双反射面天线仿真设计方法

An analysis of the focalization modes in The Strange Case of Dr. Jekyll and Mr. Hyde;

《化身博士》之聚焦模式分析

In her masterpiece To the Lighthouse,narrative time,focalization as well as interior monologue are not only manifestations of her remarkable narrative technique but also effective ways to render the inner consciousness of her characters in .

从叙述时间、聚焦方式和意识叙述方式三个层面阐述了《到灯塔去》独特的叙述艺术及其表现的崭新的现代主题。

The equipment can be used not only in welding with lens focusing,but also in cutting with off.

6m rad,为TEM00与TEM01的混合模式;三工位光路转换器的使用,提高了工作效率,增加了加工的灵活性;根据焊接和切割具体要求,设计了透镜聚焦和离轴抛物面反射聚焦两种光束的聚焦方式。