Optics: measuring and testing – By polarized light examination – Of surface reflection
Reexamination Certificate
2006-12-29
2009-06-30
Lauchman, L. G (Department: 2877)
Optics: measuring and testing
By polarized light examination
Of surface reflection
C356S445000
Reexamination Certificate
active
07554662
ABSTRACT:
Systems which utilize electromagnetic radiation to investigate samples and include at least one spatial filter which has an aperture having a hole therethrough with a non-unity aspect ratio.
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He Ping
Herzinger Craig M.
Johs Blaine D.
Liphardt Martin M.
J.A. Woollam Co. Inc.
Lauchman L. G
Welch James D.
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