Optics: measuring and testing – For light transmission or absorption
Reexamination Certificate
2006-02-28
2006-02-28
Lauchman, Layla G. (Department: 2877)
Optics: measuring and testing
For light transmission or absorption
Reexamination Certificate
active
07006228
ABSTRACT:
The present invention provides methods for measuring Fe (II) and Fe (III) levels in a glass composition, for using those measured levels for determining a relative oxidation state of the glass material, and for further making a determination based on those measurements as to the quality of the glass material. In addition, methods are presented for determining the reliable quality of ultra fine/ultra thin glass in the time and labor efficient manner.
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Becken Keith J.
Boyd David C.
Sempolinski Dorothy E.
Allawi Ali
Corning Incorporated
Lauchman Layla G.
Pappas Joanne N.
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