About the Authors

Ioannis Smyrnakis

Roles Formal analysis, Software, Validation, Writing – original draft, Writing – review & editing

Affiliation Technological Educational Institute of Crete, Heraklion, Crete, Greece

Vassilios Andreadakis

Roles Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

Affiliation Optotech Ltd., Heraklion, Crete, Greece

Vassilios Selimis

Roles Data curation, Formal analysis, Visualization, Writing – original draft, Writing – review & editing

Affiliation Emmetropia Eye Institute, Heraklion, Crete, Greece

Michail Kalaitzakis

Roles Investigation, Methodology, Software, Writing – original draft

Affiliation Medotics Ltd., Basel, Switzerland

Theodora Bachourou

Roles Data curation, Methodology, Visualization

Affiliation Emmetropia Eye Institute, Heraklion, Crete, Greece

Georgios Kaloutsakis

Roles Funding acquisition, Methodology, Project administration, Software, Supervision, Writing – original draft

Affiliation Medotics Ltd., Basel, Switzerland

George D. Kymionis

Roles Data curation, Methodology, Supervision

Affiliations Athens Medical School, University of Athens, Athens, Greece, Jules Gonin Eye Hospital, Faculty of Biology and Medicine, University of Lausanne, Lausanne, Switzerland

Stelios Smirnakis

Roles Formal analysis, Methodology, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Neurology, Brigham and Women’s Hospital and Jamaica Plain VA Hospital, Harvard Medical School, Boston, Massachusetts, United States of America

Ioannis M. Aslanides

Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Writing – original draft, Writing – review & editing

i.aslanides@emmetropia.gr

Affiliation Emmetropia Eye Institute, Heraklion, Crete, Greece

Competing Interests

The authors received funding from Emmetropia Eye Institute S.A. (a private sector eye institute) and from Medotics Ltd. (a private company that designs and develops state-of-the-art robotics). Vassilios Selimis, Theodora Bachourou and Ioannis M. Aslanides are affiliated to Emmetropia Eye Institute. Michail Kalaitzakis and Georgios Kaloutsakis are affiliated to Medotics Ltd. Vassilios Andreadakis is affiliated to Optotech Ltd (an eye tracking services company). Dr. Aslanides and Dr. Kaloutsakis share an international patent application (pending) for the RADAR device (System and method for the determination of parameters of eye fixation, WO 2016/001874 A1). Aslanides M.I. owns equity in Emmetropia S.A. and Optotech Ltd. Kaloutsakis G. owns equity in Medotics Ltd. There are no further patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials.