# Efficient quantitative phase microscopy using programmable annular LED illumination

> Research article (Biomedical Optics Express, 2017) · cited 69× · AI/ML

**Wikidata**: [openalex:W2963926148](https://www.wikidata.org/wiki/openalex:W2963926148)  
**Source**: https://4ort.xyz/entity/efficient-quantitative-phase-microscopy-using-programmable-annular-led-illumination