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Electronic Evaluation Of Interference Or Moire Patterns For Detecting Differences In Height During Planeness Measurements Disclosure Number: IPCOM000068055D
Original Publication Date: 1979-Nov-01
Included in the Prior Art Database: 2005-Feb-20

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Related People

Holzinger, G Kallmeyer, M [+details]


After the object to be measured has been subjected to light of a known wavelength lambda, the interference or Moire pattern obtained is digitized and stored as image file I.