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US 7,046,439 B2Granted
Optical element with nanoparticles
AssigneeEastman Kodak Company
InventorsCheryl J. Kaminsky, Robert P. Bourdelais, Glen C. Irvin
Life of this patent
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Abstract
Disclosed is an optical element comprising a substrate with surface features on a surface thereof having an Ra of from 3 to 200 micrometers containing a dispersion of minute particles having a particle size dimension less than 100 nanometers.
Claims34
An optical element comprising a substrate with thermoplastic surface features on a surface thereof having an Ra of from 3 to 200 micrometers, the surface features containing a dispersion of minute particles having a particle size dimension less than 100 nanometers.
Dependencies are inferred from the claim text.