118
Participants
Start Date
April 30, 2005
Primary Completion Date
March 31, 2010
Study Completion Date
March 31, 2010
Progressive Addition Lenses (PALs)
Varilux Ellipse progressive addition lenses (PALs) with a +2.00 D addition
Single Vision Lenses (SVLs)
Single vision lenses
Family Eye Group, Lancaster
Pennsylvania College of Optometry, Philadelphia
University of Alabama- Birmingham, School of Optometry, Birmingham
Indiana School of Optometry, Bloomington
Southern California College of Optometry, Fullerton
New England College of Optometry, Boston
Ohio State University College of Optometry, Columbus
University of Houston College of Optometry, Houston
Lead Sponsor
National Eye Institute (NEI)
NIH
Jaeb Center for Health Research
OTHER