After completing his training as an orthoptist at the Düsseldorf University Eye Clinic in 2011, Mr Alexander Thomas was in charge of the 2012 – 2016 the orthoptist unit and the preliminary examinations in an Herdecke-based eye centre also offering surgical treatment.

In the area of orthoptics, he specialises in the technical preliminary examination of patients requiring ophthalmologic surgery.

Since 2017, Mr Thomas is employed at the DOmed eye clinic Westfalen as an orthoptist and head of preliminary examinations.