2 Euro Coin Edge

Surface Texture of a Two Euro Coin - Digital Metrology Surface Library

This segment of the edge of a 2 Euro coin includes an interesting star shape embedded in the edge of the coin.

Try removing cylindrical form (Analysis Settings > Geometry/Form) and displaying the Wavelength Content graph to reveal the periodic pattern.  

2 Euro Coin Analyzed - Digital Metrology Surface Library

 

Measured with a Zygo ZeGage Plus, 10x objective (desampled).
Data source:  Digital Metrology Solutions (www.digitalmetrology.com)

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How to cite

If you use this dataset, please reference it as follows:

Digital Metrology Solutions. “Surface Library.” Digitalmetrology, digitalmetrology.com/dataset/euro-coin. Accessed Feb 29, 2024.