# Grayscale transparent metasurface holograms

> Research article (Optica, 2016) · cited 363× · AI/ML

**Wikidata**: [openalex:W2566170381](https://www.wikidata.org/wiki/openalex:W2566170381)  
**Source**: https://4ort.xyz/entity/grayscale-transparent-metasurface-holograms