传统透镜的分辨率限制 diffraction limit
本文的主要任务是针对提高毫米波无源成像系统的分辨率和减小成像时间而设计一个多波束透镜天线。
Main task of this dissertation is designing a multi-beam lens antenna to both improve the resolution and reduce the imaging time of the passive millimeter-wave imaging system.
采用柱面透镜聚集脉冲激光。实现了蛋向质的聚丙烯酰胺凝胶电泳谱的高空间分辨率光声测定。
With a cylindrical lens focusing the pulsed laser, a high spatial resolution photoacoustic detection of proteins in polyacrylamide gel is demonstrated.
实验结果表明，半径较大的体全息透镜具有较好的深度分辨率，成像效果较为清晰。
The experimental results show that bigger size of the volume holographic lens can obtain better depth resolution, and thus the results of imaging are better.
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