Article | REF: R1333 V1

Non-contact measurement - Optical methods (part 2)

Author: Jean‐Louis CHARRON

Publication date: June 10, 2004

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10. Targeted part measurements

10.1 Target

To measure, without contact, the displacements of a part in the directions contained in the target surface, it is necessary to add detectable marks. These are made of :

  • by engraving or pserigraphy to produce angle encoders or optical rulers;

  • with reflective stickers to measure rotation speed ;

  • self-adhesive targets for theodolite measurements 6

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Targeted part measurements
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