查询词典 lens

High-quality lightweight frame material and UV400 polarized flip-up lens.

高品质的轻型框架材料和硬加膜抗极化掀式镜头。

With the feature of self-sharpening, high polishing efficiency, low consuming and well fineness of the polisher, the products are fit to electronic industry semiconductor, fluorescent screen and optic glass lens.

产品自锐性好，磨效高，砂耗低，磨件的光洁度好，为本产品之特点，特别适宜于电子工业的半导体，荧光屏及光学工业的镜头，镜片的研磨。

The transparent colorless fluorite can be used to produce special optical lens.

透明无色的萤石可以用来制作特殊的光学透镜。

Fly network: lens technology net of seihan, the normal exposure insertreleased NET, supplementary short exposure to increase the contrast.

飞网：镜头制版的挂网工艺，正常曝光後取下挂网，补充短暂曝光增加反差。

This invention relates to a slider (11) for an optical data writing/reading apparatus (1), the slider carrying an optical lens (40) defining a focal point (42), the slider having a configuration such that, upon variation of the disk speed such as, for example, caused by a slider movement from an inner diameter to an outer diameter, the pitch angle varies owing to a pivot movement about a pivot axis which lies in a vertical plane through the focal point, the pivot axis preferably coinciding with the focal point.

本发明涉及用于光学数据写/读装置(1)的滑动器(11)，在该滑动器(11)上装有确定焦点(42)的光学透镜(40)，该滑动器具有这样一种结构，以便于在诸如滑动器从内径到外径运动造成盘速变化时，由于围绕位于经过焦点的垂直平面内的旋转轴的枢轴运动而改变倾斜角。

An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described.

描述了对长焦距布拉格-菲涅耳透镜与可变曲率半径反射镜组合所做的实验研究。

Focal length: The distance between the centre of a lens and its principal focus.

焦距：镜头中心与其主焦点的距离。

They have a focal length, and where an image is formed depends on a combination of the focal length and the distance between the object and the lens.

透镜有焦距，而影像形成的位置，取决于焦距及物体与透镜距离的组合。

The influences of pump energy,focal length and distance between fiber and lens on SBS reflectivity and waveform in multimode fiber are investigated theoretically and experimentally.

从理论和实验上研究了不同焦距下泵浦能量以及透镜与光纤间距对多模光纤中的SBS能量反射率和脉冲波形的影响。

The focal length of a given lens is different for different colors.

一个特定的透镜的焦距因颜色的不同而不同。

Example He put his shoes under the bed.

他把他的鞋放在床底下。

Man, the drainer, the tiller, the builder, has settled here.

人，这个消耗者，耕耘者，建设者已经在此定居了。