Main equipment found in NMIs
Angle metrology
Article REF: R1300 V2
Main equipment found in NMIs
Angle metrology

Author : Georges-Pierre VAILLEAU

Publication date: December 10, 2010 | Lire en français

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3. Main equipment found in NMIs

In the 360° field, there are three main technologies:

  • mechanically indexed trays ;

  • platens equipped with one or more angle encoders;

  • and finally, turntables based on the principle of laser gyros.

3.1 Indexing trays

Angle plates generate angles by rotating an end solid relative to a fixed solid.

In the field of metrology, the best-known products are Moore trays

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