整个光学系统采用锗和硅两种材料，包含11片透镜，其中：准直物镜3片，投影镜头7片，场镜1片。
The whole optical system using the materials of Ge and si consisted of 11 elements, including 3 lenses for collimator and 7 lenses for the projection system.
"随着投影的出现，观众与图像的关系不再像早年使用西洋镜设备时那样私密。
With the advent of projection, the viewer's relationship with the image was no longer private, as it had been with earlier peepshow devices.
电影播放技术由最初的“西洋镜”的形式演变而来，直到其发展到一个时期；在这个时期中，影像被投影到幽暗的影院屏幕之上，电影才作为一种大众消费的形式而出现。
The cinema did not emerge as a form of mass consumption until its technology evolved from the initial "peepshow" format to the point where images were projected on a screen in a darkened theater.
有证据表明，1888年迈布里奇与托马斯·爱迪生讨论过将爱迪生的留声机技术与他发明的新的投影系统--动物实验镜--结合起来。
There is also evidence that in 1888 he shared with Thomas Edison some thoughts on combining a new projection system he had invented—the zoopraxiscope—with Edison’s phonograph.
直视骄阳是危险的，只能通过适合的日食镜、配有滤光片的望远镜或者针孔投影系统观看日食。
Viewing the Sun's harsh light should only be done through protective equipment - proper solar glasses and solar telescopes, or through a pinhole projection system.
应用于投影显示系统的偏振分光镜的设计和制备。
Design and fabrication of polarizing beam splitter for projection display system.
对比分析了用视频显微镜、普通生物显微镜、显微投影仪测试异形截面纤维特征参数的方法和特点。
Three methods and their measurement of characteristic parameters of profiled fiber with video microscopy, microscopy and projection are compared and analyzed.
公司下设销售部、大屏幕投影事业部，专门从事建筑玻璃和前表面反射镜的销售和技术服务。
Company founded large screen projection department, Special deal in sale and Technical service of front surface optical reflective mirror.
本文通过对二向分色镜在投影光路中工作状态的模拟和分析，提出了一种计算分色镜上光束入射角分布的计算方法并推导了相应的表达式。
A method of determining the incident angles distribution on dichroic mirror is presented, according to the theoretic analysis of working condition of dichroic mirror in optical engine.
提出一种新的步进扫描投影光刻机工件台方镜不平度测量方法。
A novel in-situ non-flatness measurement method of wafer stage mirrors in a step-and scan lithographic tool is presented.
光被投射以经由在缸的底部反射镜一个投影仪。
Light is projected with a beamer via a mirror on the bottom of the VAT.
本实用新型的光学系统包括反射镜、透镜及投影屏等，其它部分包括载有各种发型模式影像的胶片。
The optical system of the utility model comprises a reflecting lens, an optical lens, the projection screen, etc. Other parts comprises image films with various hair style patterns.
本文重点介绍了WIDE系统的设计原则和技术指标的确定，以及为保证指标的实现，确定球面反射镜和后投影屏设计、制造和检测指标。
To Ensure realization of those parameters, criteria for designing, manufacturing and testing of spherical mirror and back projection screen of this system are discussed.
该装置的光学系统包括透镜、反射镜及投影屏等，其它部分包括载有各种发型模式影像的胶片。
The optical system of the device comprises a lens, a reflecting lens, a projection screen, etc. Other parts of the device comprise image films with various hair style modes.
本文提出了一种可用于集成电路装配和质量控制的、带有双投影物镜和全息光学元件散射全息屏幕的投影型全息显微镜（PHM）系统。
A projection-type holographic microscope with double projection-objectives and a holographic screen used for integrated circuits assembly and quality control is described.
本文提出了一种可用于集成电路装配和质量控制的、带有双投影物镜和全息光学元件散射全息屏幕的投影型全息显微镜（PHM）系统。
A projection-type holographic microscope with double projection-objectives and a holographic screen used for integrated circuits assembly and quality control is described.
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