# Two-point calibration method for a zoom camera with an approximate focal-invariant radial distortion model

> Research article (Journal of the Optical Society of America A, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W3127649885](https://www.wikidata.org/wiki/openalex:W3127649885)  
**Source**: https://4ort.xyz/entity/two-point-calibration-method-for-a-zoom-camera-with-an-approximate-focal-invariant-radial-distortion-model