1. Palacky University Olomouc, Department of Optics, Olomouc, Czech Republic
2. musilova@optics.upol.cz
3. frantisek.pluhacek@upol.cz
4. University of Houston, College of Optometry, Houston, Texas, USA
5. stephmarten@gmail.com
6. HBedell@Central.UH.EDU
7. Anglia Ruskin University, Department of Vision & Hearing Sciences, Cambridge, UK
8. John.Siderov@anglia.ac.uk