Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Standard specifications of the benchmark model.
| Feature Type | Total | ISO-Standard |
|---|---|---|
| Hollow Cylinder (HC) | 2 | ISO 12181 (Roundness Measurement) ISO 12180 (Cylindrical Shape Measurement) |
| Cube (CB) | 2 | ISO 12780 (Straightness Measurement) ISO 12781 (Flatness Measurement) |
| Square Base (SB) | 1 | ISO 12780 (Straightness Measurement) ISO 12781 (Flatness Measurement) |
