# All-reflective electronic viewfinder enabled by freeform optics

> Research article (Optics Express, 2019) · cited 18× · AI/ML

**Wikidata**: [openalex:W2979597456](https://www.wikidata.org/wiki/openalex:W2979597456)  
**Source**: https://4ort.xyz/entity/all-reflective-electronic-viewfinder-enabled-by-freeform-optics