Parallel line ruler
por prototype-integral
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Archivos imprimibles (2)
Descripción
Summary
This is a ruler meant for drawing Parallel lines, useful to estimate Linear Correlation coefficient
Instructions
- Print two rulers and two links
- Place both rulers facing inwards
- Place links on nubs
- Hold down one ruler and move second one to desired position
Known Issues
- Measurement markers may be too small to print effectively on FDM printer
- Only accurate enough for rough estimates