查询词典 Fresnel

The thin film deposition is used to make 16 step Fresnel lens. It can implement system′s lightweight, miniaturization and increase free degree of the design.

使用薄膜沉积法制作16阶菲涅耳透镜，用它代替常规的光学透镜可实现系统的轻量化、小型化，并增加系统设计的自由度。

The plane of emergence on the second major surface of the first sheet member includes the Fresnel lens formed of a radiation curable material.

第一板部件的第二主表面的出射面包括由辐射可固化材料形成的菲涅耳透镜。

Fresnel lens is a lens branch, as it compared with other lens is small in size, light weight, the advantages of compact structure. At the same time, it will have no worse than other lens in Condenser and imaging performance. Therefore, it is widely used in various fields such as defense, aviation, space, industrial production and civilian.

菲涅尔透镜是透镜的一个分支，由于它同其他的透镜相比，具有体积小，重量轻，结构紧凑的优点，同时它拥有不逊于其它透镜的良好聚光性和成像性能，因此在国防、航空、空间、工业生产和民用等各个领域获得广泛的应用。

Step Fresnel lens of high diffractive efficiency is fabricated by ion beam etching.

使用离子束刻蚀法成功制作高衍射效率16阶菲涅耳透镜。

Once per year at the Pigeon Point Lighthouse they shut down the weak insipid modern light and switch over the the 5 kerosene lamps and fresnel lens of the original, as it was 135 years ago.

&每年一次&的鸽子点灯塔，他们关闭了弱平淡的现代光，而改用了5煤油灯和菲涅尔透镜原，因为这是135年前。

. It is necessary to cut the sheet 5 of Fresnel lens as the semi-finished product along the four cutting lines to remove the unwanted portions from the sheet 5 as described above.

第8条第。既要削减表5菲涅耳透镜作为半成品，沿线四个切割线，以消除有害的部分，从表五如上文所述。

The focus of Fresnel zone lens is related to both the radius and the number of loops, however is independent to its phase grades.

在环带相位深度P为2p 时，菲涅耳波带透镜的焦距与其半径和环带数有关，而与相位阶数L无关。

The first one is to develop the design platform for hologram imaging. The second one is to develop the hybrid Fresnel lens. Experimental verifications are also scheduled to ensure the reliability of design platform..

另一个研发课题是发展非对称菲涅尔镜片的设计平台，可以进行最佳化与公差容忍度分析，并委外制作镜片，再加以实验验证，以确认设计平台的可信度。

In the second chapter,I calculate the diffractive efficiency when there arealignment error,depth error of the step and the work was elength error,based on the theory ofthe fresnel lens.

第二部分文章在介绍菲涅耳透镜设计原理和衍射效率计算的基础上，重点分析了存在各种加工误差时候的衍射效率的计算情况。

"Refinements in lenses (e.g., the Fresnel lens) and reflectors made it possible to substantially increase the light's intensity ."

而利用透镜和反光镜的辅助设备可使灯光强度倍增。

Through comparing with the results by simulation to study the effects of theprojectile"s final velocity, the angle of rotation and the ballistic trajectory"s migration withdifferent projectile"s rotating speeds, different target"s moving speeds and differentpenetration angles.

通过比较数值模拟的结果来研究不同弹头转速、目标速度、侵彻角对侵彻过程中弹头最终速度、翻转角度和弹道偏移的影响。

I love stationery and all the accoutrement of writing.

我爱文具以及所有的书写的工具装备。