American Optical History
Safety Products

American Optical's contributions in the field of Safety products include:

        *  First Safety Goggle
        *  First Heat Tempered Glass Lens (added impact resistance lens strength)
        *  Invented Calobar and Cruxite absorbtive glass
        *  Fulvue Frame (first with temples attached at the top)
        *  Executive Bifocal Safety lens

AO Safety info from 1954 letters to Arthur Keeney by George Schauweker

AO Safety firsts - 1981 summary

1925 Catalogue

AO Putnam Ct Plant history 

AO Brattleboro Super Armorplate Lens Plant

AO's Byron Zeigler, who later started Omintech which became Gentex is shown in a 1944 Cover feature on Scientific American

1948 Sunglasses

Dave LaMarre / Wes Reed Article on AO Sunglass History (1975)


Wes Reed shown in 1943 booklet on AO Main Plant rooftop testing materials for outdoor weathering
 

Example Spectral Transmission Curves of the Eye compared with Glass types - 1948
 
 


AO Polycarbonate Saftey lens - ~1983


AO Safety is now Aearo

1935 info on AO Impact test (5/8 inch ball from 6 feet)

Ear Protection Boston Herald article - April 1962

A personal experience where I was glad to be wearing AO Safety goggles

Optical Heritage Museum Saftey Page info
http://www.opticalheritagemuseum.org/Industry/HistoricalLensSafetyEyewear.htm



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