G - Physics – 01 – N
Patent
G - Physics
01
N
G01N 21/41 (2006.01) G01M 11/00 (2006.01)
Patent
CA 2140702
A method and apparatus for non-destructive analysis of canes and preforms which contain "striae" in which the cane or preform is transversely illuminated with a beam of light at a wavelength which is long enough to substantially eliminate the effect of striae resulting from variations in dopant concentration.
Abbott John Steele III
Knasel Donald Lee
Pastel David Andrew
Reding Bruce Warren
Smith Gregory Eugene
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