# Free-space optical multiplexed orbital angular momentum beam identification system using Fourier optical convolutional layer based on 4f system

> Research article (Complex Light and Optical Forces XVII, 2023) · cited 17× · AI/ML

**Wikidata**: [openalex:W4386269049](https://www.wikidata.org/wiki/openalex:W4386269049)  
**Source**: https://4ort.xyz/entity/free-space-optical-multiplexed-orbital-angular-momentum-beam-identification-system-using-fourier-optical-convolutional-l