He is currently employed as a Research Fellow at IVO accomplishing research, teaching and clinical work, providing a regional visual psychophysics and electrodiagnostic service. He is a Faculty member of two postgraduate courses at the University of Crete: (i) the multidisciplinary program “Optics & Vision” (since its beginning, 2003) and (ii) the interdisciplinary graduate program “Brain and Mind” Sciences (since 2004). He has published 50 manuscripts in peer-reviewed Journals (http://www.ivo.gr/plainis).

He is a member of the organizing committee of the “Aegean Summer School in Visual Optics” and, since 2004, a faculty member of the “Visual Optics” Workshop, organized by the European Society of Cataract and Refractive Surgery (ESCRS). He is also a Fellow of the International Society for Contact Lens Research (ISCLR) and the British Contact Lens Association (BCLA). Since July 2010 he forms a member of the Educational Committee of the European Academy in Optics and Optometry (EAOO).

In parallel with his work, he has devoted his energies to improve Optometry services in Greece, through promotion of relevant literature, and research. Furthermore, he regularly posts to his personal blogspot news and opinions on educational and professional issues in Greece.

In January 2000 he was awarded the Business Excellence Award from the Chamber of the Dodecanese as a reward for the business policy pursued for the creation and development of his company.

He participates regularly in international conferences and workshops on the subject of Optics and Optometry and Contact Lenses, while he visitsin an annual basis the international exhibitions in Paris (Silmo) and Milan (Mido) to provide innovative products.

Her study concerned the effects of defocus on Visual Acuity in emmetropes and myopes andthe improvement that is observedafter prolonged exposure to defocus (known as blur adaptation). She is a member of the European Academy of Optometry and Optics (EAOO) participating actively in research meeting and conferences. Eleni is a member of the Optical House team since 2007.

Between 2006 and 2008 she was a research assistant in University of Crete in the research grant “Visual performance, attention and in-vehicle navigation devices». Since August 2013 she has been workin at Optical House in a research protocol funded by General Secretariat for Research and Technology titled «SEEING WITH SIMULTANEOUSLY FOCUSED AND DEFOCUSED EYESIGHT».