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1·Fresnel lens on the top.

塔顶的菲涅尔透镜。

2·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。

3·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。

4·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。

5·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。

6·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。

7·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。

8·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。

9·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。

10·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。