40
Participants
Start Date
March 31, 2015
Primary Completion Date
December 31, 2015
Study Completion Date
May 31, 2016
VDU lenses (Zeiss® Officelens Plus)
The treatment group (n=22) was given progressive VDU glasses (Zeiss® Officelens Plus), specially designed for VDU work. The participants were asked to wear their new glasses for six months during computer work.
Progressive lenses (Zeiss® Multifocal Precision Plus)
The comparison group (n=18) was given progressive glasses (Zeiss® Multifocal Precision Plus). The participants were asked to wear their new glasses for six months during computer work.
University Ghent
OTHER