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Rubert 561 | Precision Reference Specimen | Pyramidal Frustum, RSm = 25 µm, Pt = 1.6 µm

Part Number : 561E

The Rubert 561 is an electroformed nickel precision reference specimen with a pyramidal frustum structure, used for checking and calibrating surface measuring instruments. Its parameters are RSm = 25 µm, Pt = 1.6 µm. Note that in-house UKAS calibration is not available for the 3D areal specimens 561–564. It is offered in two versions: 561E, with a hard nickel-boron top layer, and 561X, without a top layer.

Key features

  • Pyramidal frustum profile
  • RSm = 25 µm / Pt = 1.6 µm
  • Electroformed nickel; 561E with hard nickel-boron top layer or 561X without
  • In-house UKAS calibration not available for this 3D areal specimen
Availability: in stock
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