Talk:Oxygen permeability

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Oxygen permeability is a far more broad subject than is presented , and includes many different kinds of materials, like ceramics and metals, not just glass, and particularly is not limited to optical glass.

This article should not be so limited in its scope.

A link to a broader definition of Oxygen Permeability is here: http://www.ides.com/property_descriptions/ASTMD3985.asp

Pazfrater (talk) 13:39, 8 January 2008 (UTC)[reply]

Definition of Dk

A definition and explanation of the Dk scale would be appreciated. ehn (talk) 22:47, 3 December 2009 (UTC)[reply]