the National Natural Science Foundation of China(Grant No.61775154);the Natural Science Foundation of the Jiangsu Higher Education Institutions,China(Grant No.18KJB140015);the Priority Academic Program Development of Jiangsu Higher Education Institutions,China;the Open Research Fund of CAS Key Laboratory of Space Precision Measurement Technology,China(Grant No.SPMT2021001)。
Diffractive lenses(DLs)can realize high-resolution imaging with light weight and compact size.Conventional DLs suffer large chromatic and off-axis aberrations,which significantly limits their practical applications.Al...
Project supported by the National Natural Science Foundation of China(Grant Nos.11474236,81171331,and U1232212)
In many ultrafast imaging applications, the reduced field-of-view(r FOV) technique is often used to enhance the spatial resolution and field inhomogeneity immunity of the images. The stationary-phase characteristic ...
Project supported by the National Natural Science Foundation of China (Grant Nos.11174280,60990323,and 60990320);the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant No.YYYJ-1123)
In this paper a millimeter-wave (MMW) squint indirect holographic method is presented, which is suitable for imaging with a large field-of-view. The proposed system employs the squint operation mode to remove the ba...