# Focal-plane-assisted pyramid wavefront sensor: Enabling frame-by-frame optical gain tracking

> Research article (Astronomy and Astrophysics, 2021) · cited 18× · AI/ML

**Wikidata**: [openalex:W3133880551](https://www.wikidata.org/wiki/openalex:W3133880551)  
**Source**: https://4ort.xyz/entity/focal-plane-assisted-pyramid-wavefront-sensor-enabling-frame-by-frame-optical-gain-tracking