塔顶的菲涅尔透镜。
A method of making the Fresnel lens is described.
本文还描述了制造菲涅耳透镜的方法。
Fresnel lens on the top. Thickness and quality of the glass are impressive.
塔顶的菲涅尔透镜。透镜的厚度和质量令人印象深刻。
We will discuss the application of the Fresnel lens in the solar energy.
本文将重点分析菲涅尔透镜在聚光光伏系统中的应用。
The new method for designing Fresnel lens has a wide serration breadth and unequal pitch.
用这一方法设计的菲涅耳透镜，齿宽较大，齿距不等。
Four kinds of laser source are used to measure the diffractive efficiency of Fresnel lens.
使用四种不同光源，对菲涅耳透镜的衍射效率进行测试。
In this paper, a new design approach of Fresnel lens for concentrating solar cell is reported.
本文讨论了用于聚光太阳电池的菲涅耳透镜的一种新设计方法。
Diffractive efficiency of Fresnel lens is important factor to evaluate the quality of Fresnel lens.
菲涅耳透镜的衍射效率是评价菲涅耳透镜质量的一个重要指标。
The results of computer simulation can provide theoretical basis for the fabrication of Fresnel lens.
模拟计算结果对多阶菲涅耳透镜的制作提供重要的理论指导。
We simulated the light exposure distribution of the mask and structure of the Fresnel lens in computer.
用计算机模拟了制作菲涅耳透镜时灰度掩模的曝光量分布和菲涅耳透镜的面形结构。
The third chapter discussed how to perform a fresnel lens with the principle of fresnel zone diffraction.
第三章阐述了菲涅耳波带透镜的基本原理和标量衍射理论；
The results of computer simulation can provide theoretical basis for the fabrication of 16-step Fresnel lens.
模拟计算结果对正在进行的16台阶菲涅耳透镜制作工作提供了理论指导。
The optical design and optical efficiency of line focus cylindrical Fresnel lens for solar concentrator are discussed.
研究了柱面线聚焦菲涅耳太阳聚光透镜的光学设计和光学效率。
Focal shifts in diffractive Fresnel lens are measured. The result is closer to the theory given by generalized eikonal.
实验测定了波带板的焦移，接近与广义程函数理论。
The analysis results prove that the manipulator can be used as the Fresnel Lens Optical Landing Aid system's stable platform.
分析结果表明该机构适用于“菲涅耳”光学助降装置稳定平台机构。
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。
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。
In addition, it is shown experimentally that quantum state measurement and time-domain Fresnel lens can be achieved with this technology.
实验还证明，这种技术可以实现量子态的测量、制作时域菲涅耳透镜等。
Various loss factors which may occur when the Fresnel lens is used to improve the utilization of solar energy are analyzed experimentally.
通过实验，分析了菲涅尔透镜在提高太阳能利用率时的各种损失因素。
The characteristics of a solar concentrator is mainly presented. The structure, advantages and imaging features of a Fresnel lens are analyzed.
本文主要介绍了太阳能聚光器的特点，分析了菲涅尔透镜的结构、优点及成像特性。
The 16-step Fresnel lens had been fabricated by thin film deposition and ion beam etching and it has been used in refractive-diffractive CCD camera.
使用薄膜沉积法和离子束刻蚀法制作16阶菲涅耳透镜，应用于折衍混合CCD相机。
We use the thin film deposition to make 16 step fresnel lens, which can obtains lightweight system, miniaturization and increases free degree of the design.
使用薄膜沉积法制作1 6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、增加系统设计的自由度。
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。
Taking 4 step and 8 step and 16 step Fresnel lens for example, the effect of alignment error on diffractive efficiency is analyzed systematically and simulated by computer.
并以4台阶、8台阶、16台阶菲涅耳透镜为例，系统分析对准误差对衍射效率的影响并进行计算机模拟研究。
Moire pattern caused by the cascade of periodic structures of LCD, Fresnel lens, and Lenticular lens, etc. is a key concern in designing a high quality LCD rear projection screen.
莫尔条纹是由LCD、菲涅尔透镜和微结构透镜等周期性结构的层叠引起的，对于设计高质量的LCD背投影屏幕至关重要。
A binary Fresnel lens with 8 phase steps can be manufactured with micro-optical element fabricating technology and three times of alignment according to Fresnel diffraction theory.
根据菲涅耳衍射理论，采用微光学元件制作技术，通过三次套刻制作出八位相台阶的二元离轴菲涅耳透镜。
A kind of diffraction element modulating phase information by LC space light modulator to get a zoom Fresnel lens, as well as the using of said element to optical imaging system, is introduced.
本文介绍一种以液晶空间光调制器作为调制位相信息的衍射元件，获得可变焦长的菲涅耳透镜，以及该元件在光学成像系统中的应用。
In this paper, the structure and optical design principle of Fresnel lens is analyzed in detail. The Fresnel lens with the knowledge of geometrical optics is designed and the formula is derived.
本文应用几何光学知识对菲涅耳透镜的结构进行了详细的光学设计，推导出相关参数的计算公式。
The one-dimensional Fresnel zone phase correcting principle can be applied in a cylindrical surface to constructed a new type of point source feeding lens antenna.
在圆柱面上进行一维菲涅尔区相位修正结构设计，可以构成一类新型的点源馈电透镜天线。
The one-dimensional Fresnel zone phase correcting principle can be applied in a cylindrical surface to constructed a new type of point source feeding lens antenna.
在圆柱面上进行一维菲涅尔区相位修正结构设计，可以构成一类新型的点源馈电透镜天线。
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