Brsed on the wave theory of optics, the affect caused by the phase error in Fresnel near-fielddiffraction equation is analysed.
根据波动光学的理论,对菲涅耳近场衍射公式误差相位的影响进行了分析。
2
This research shows that the RSNOM could detect the evanescent nearfield wave effectively, and the image with a super diffraction limit resolution was obtained.
成像研究表明该装置可对近场衰逝分量进行有效探测并实现了超衍射极限成像。
3
When diffraction problems are solved by the angular spectrum theory, high speed and high accuracy can be obtained, especially for near-field Fresnel diffraction.