The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2011
Filed:
Sep. 28, 2007
Applicant:
Sipke Wadman, Eindhoven, NL;
Inventor:
Sipke Wadman, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 21/47 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus for observing the appearance of the surface () of a sample (), comprising a light source () for illuminating said surface () from a predetermined direction and means for observing the surface (). The means of observing the surface () comprise a number of substantial flat mirrors () located in different directions with respect to said surface (). The means furthermore comprise an optical system () for observing said flat mirrors (). Each flat mirror () reflects an image of the surface () of the sample () to the image receiving part () of the optical system ().