Varilux Progressive Lenses
http://www.varilux.com/
 

New York State Society of Opticians (NYSSO)
http://www.nysso.org/
 

Franklin Pierce College
http://www.fpc.edu/
 

Marchon Eyewear
http://www.marchon.com/
 

Crizal anti-reflective coating
http://www.crizal.com/
 

Transition Lenses
http://www.transitions.com/transmain/main.asp
 

Silhouette optical
http://www.silhouette.com/en/index.asp