Polishing optical lenses using pitch.
用沥青抛光精密光学透镜。
Four sets of monthly production of optical lenses.
月产量四百万套光学镜片。
A new high precision method is proposed to measure free-form optical lenses on line.
为达到高精度测量，提出一种可用于自由曲面光学透镜在线光学测量方法。
The study of plane pure-phase equi-width ring diffractive optical lenses is reported.
报道二维纯位相环带衍射光学透镜的研究。
Methods are disclosed to injection mold resins, like polycarbonate, to form solid optical lenses.
本发明公开一种注塑树脂如聚碳酸酯以形成结实的光学透镜的方法。
Focal length is one of the most important optical characteristic parameter of optical lenses and optical instruments.
焦距是光学透镜和光学仪器的重要光学特性参数。
Thus, the energy of the electron beams is temporarily changed-just like light beams on passage through optical lenses.
这样，就象光通过光学透镜一样，电子束的能量被暂时改变了。
New Mexico-based Emcore Corp., for one, USES optical lenses to focus the energy of 500 SUNS onto a tiny, super-efficient photovoltaic cell.
总部位于新墨西哥州的埃姆克公司(EmcoreCorp)就是其中之一。该公司利用光学透镜把500倍太阳的光照聚焦到一个极小的超高效光伏电池上。
It is proved by producing two kinds of typical plastic optical lenses that we can produce massively and stably products with higher qualification ratio.
通过二种较典型的塑料光学透镜的生产，证明只要措施得当，就能大批量、稳定地生产出较高合格率的产品。
Numerous cases of optical systems point to the fact that the program is soundly based and applies well in giving optical lenses their economic tolerances.
通过实例，进一步证明了光学系统经济公差理论的正确性和程序的实用性。
The large field projection lithography lens is a special optical lenses form, which put an high demands on the design and processing both for mechanical and optical.
大视场投影光刻物镜是光学系统中的一种特殊的形式，其设计加工要求高。
Main cleaning workpiece: PCB, machinery parts, metal products, electronic components, optical lenses, plastic products, electroplating before and after cleaning, etc.
主要清洗的工件：线路板、机械部件、金属产品、电子零件、光学镜片、塑胶产品、电镀前后清洗等。
Ideal for drying articles that cannot be subjected to heat such as optical lenses and articles before plating. It can also be used as a temporary corrosion preventive.
最适用来驱除物件表面的水份，能迅速地把水份分离排除，最理想用于不能加热烘干的物件，可用于电镀前处理或光学透镜，亦可作为临时防锈剂使用。
The Microscope is the specialized exports sold to South Korea, the United States; the mirror body is manufactured professionally and equipped with imported optical lenses.
显微镜装置为专门销往韩国、美国的出口产品，镜体由国内专业工厂制造，配备原装进口光学镜片。
A new optical system for real-time pattern recognition is presented, which mainly consists of a laser diode, an acoustooptic device with multi-transducer, a charge-coupled device and optical lenses.
本文描述了一个新的实时光学图像识别系统。该系统主要是激光二极管、多换能器声光器件、电荷耦合器件以及光学透镜组成的。
Galileo did not invent the telescope, but on hearing, in 1609, that such an optical instrument had been made, he quickly built his own device from an organ pipe and spectacle lenses.
伽利略并没有发明望远镜，但在1609年听到有人制造了这种光学仪器后，他很快用管风琴管和眼镜镜片制造了自己的望远镜。
Reflections from Windows and eyeglasses produce superimposed views, and complex optical systems, such as camera lenses, can turn point sources of light into apparently saucer-shaped phenomena.
窗户和眼镜片的反光会造成重叠的影像，而例如相机镜头这样精密的光学系统会将点状光源扩散为看似碟形的现象。
Such telescopes are called reflectors, and they offer major advantages over refractors, which use two lenses and suffer from optical distortion effects.
这种类型的望远镜称为反射望远镜，比折射望远镜更具有优势，后者需要用到两个透镜，而且会受到光学畸变效应的影响。
They have tiny image sensors but feeble (or nonexistent) flashes, and you can forget about "real" camera features like powerful optical zoom lenses or image-stabilization systems.
他们是有一个小型的感应器，但闪光功能过于孱弱（也可以说根本没有）。长此以往，你便渐渐忘了真正照相机是拥有强大光学变焦或防抖技术的。
Glasses have what's called an optical center, which means that objects appear clearest when viewed through the center of the lenses.
眼镜都有一个光学中心，也就是说通过透镜的焦点看事物是最清晰的。
The introduction of binary optical elements, theory of diffractive lenses, fabrication of binary optical elements and trends are related.
本文介绍了二元光学元件的概况，衍射透镜理论，二元光学元件的制造方法以及发展趋势。
These lenses were made by combining different types of optical glasses.
这些镜头是将不同种类的光学玻璃结合在一起制作而成的。
Curvilinear axis Gaussian electron optical properties and aberration characteristics of the novel electrostatic immersion magnetic lenses are studied.
研究了新型的复合静电磁浸没透镜的曲光轴高斯电子光学性质及像差特性。
Oakley polarized lenses that block performance-killing glare without forcing you to endure the haze and optical distortion found in ordinary polarized lenses.
欧克力偏光镜片除了阻挡强光以外，不像普通偏光镜片那样会扭曲光线。
Grating lenses have been widely applied to various optical system because of their special optical characteristics.
光栅透镜因其独特的光学性能而具有广泛的应用。
The optical system only consists of three germanium lenses with a "negative-positive-positive" reversed telephoto telecentric structure in the image space.
采用“负-正-正”型式的反远距像方远心光路镜头结构，仅有三块非球面锗透镜构成。
With ordinary frames, flexing can change the surface contours of the lenses, causing optical distortion.
传统的镜框在受到压迫的时候会使镜片发生轻量形变并导致光学畸变。
With ordinary frames, flexing can change the surface contours of the lenses, causing optical distortion.
传统的镜框在受到压迫的时候会使镜片发生轻量形变并导致光学畸变。
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