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Optical contact micrometer

United States Patent

8,810,904
August 19, 2014
View the Complete Patent at the US Patent & Trademark Office
Certain examples provide optical contact micrometers and methods of use. An example optical contact micrometer includes a pair of opposable lenses to receive an object and immobilize the object in a position. The example optical contact micrometer includes a pair of opposable mirrors positioned with respect to the pair of lenses to facilitate viewing of the object through the lenses. The example optical contact micrometer includes a microscope to facilitate viewing of the object through the lenses via the mirrors; and an interferometer to obtain one or more measurements of the object.
Jacobsen; Steven D. (Evanston, IL)
Northwestern University (Evanston, IL)
13/ 369,851
20120206797
February 9, 2012
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under EAR0748707 awarded by National Science Foundation and DE-FC52-08NA28554 by Department of Energy (Subcontract Number 4-3253-03, Carnegie Institution of Washington). The government has certain rights in the invention.