http://www.opticalheritagemuseum.org
Industry Present and Past Historical Resources Page
Lens
Materials for Ophthalmic use
History of CR-39®
Frank Stanton (standing) was the co-developer of allyl diglycol carbonate (CR-39 Monomer). He is seen here
discussing the optical properties of CR-39 monomer with several PPG marketing Execs. Muskat and Strains o
riginal patent application was dated October 15, 1940.
For a complete history of CR-39, download this 17mb file
(Courtesy of PPG Industries)
1945 photo of PPG's Barberton, Ohio Plant;
railroad car filled with 38,00 pounds of CR-39 monomer
Photos above from
1998 20/20 Magazine Article title "The Science of Lens Making
(pdf download)
The most successful plastic material
in the history of spectacle lenses
“The
Success of CR39” :1975 Article in Optical Management (pdf file
download)
“The Armorlite Story’:
1975 Robert Graham Article (pdf file download)
CR-39
– A look back 60 years later (2006 pdf file download )
AO’s
CR-39 history writeup (1994)
Feb
1976 Listing below
DonWhitney
1958 Talk on AOLITECR39.htm
CR39 is used in surgical tubing.
Other
applications once investigated:
Lens Materials- History of CR39
Optical Industry Vintage Advertising
Home- Industry Heritage