Ultracompact meta-imagers for arbitrary all-optical convolution
oleh: Weiwei Fu, Dong Zhao, Ziqin Li, Songde Liu, Chao Tian, Kun Huang
| Format: | Article |
|---|---|
| Diterbitkan: | Nature Publishing Group 2022-03-01 |
Deskripsi
An ultra-compact metasurface-based imager with modified point spread function is demonstrated to realize arbitrary all-optical parallel picture convolution that is highly compatible to convolutional neural network.