theReader OP2 is a universal analyzer for the qualitative and quantitative analysis of colorimetric and fluorescence based lateral flow (LFA) tests / rapid tests. It is an open system that can easily be adapted onto almost and rapid test and thus being used in many areas (immunochromatography, POCT, IVD, human and veterinary medicine, COVID-19/Corona testing, food and feed testing, environmental testing, forensics, analytics, life sciences/lifestyle testing, vitamin D testing, monitoring etc.).