# The influence of the positive and negative defocusing on lensless ghost imaging

> Research article (Optics Communications, 2016) · cited 18× · AI/ML

**Wikidata**: [openalex:W2512852531](https://www.wikidata.org/wiki/openalex:W2512852531)  
**Source**: https://4ort.xyz/entity/the-influence-of-the-positive-and-negative-defocusing-on-lensless-ghost-imaging