# Fast autofocusing in digital holography using the magnitude differential

> Research article (Applied Optics, 2017) · cited 85× · AI/ML

**Wikidata**: [openalex:W2601589182](https://www.wikidata.org/wiki/openalex:W2601589182)  
**Source**: https://4ort.xyz/entity/fast-autofocusing-in-digital-holography-using-the-magnitude-differential