Fresnel diffraction effect

例句：

1. 1.The use of Fresnel diffraction in optical design has greatly improved the efficiency of light transmission.
   在光学设计中使用夫琅和费衍射大大提高了光传输的效率。
2. 2. In the study of laser technology, understanding the Fresnel diffraction effect is crucial for designing efficient laser systems.
   在激光技术研究中，理解夫琅和费衍射效应对于设计高效的激光系统至关重要。
3. 3. The engineer used a Fresnel lens to focus sunlight onto a small area, effectively reducing heatand improving energy efficiency.
   工程师使用夫琅和费透镜将阳光聚焦到一个较小的区域，有效地减少了热量并提高了能源效率。