Figure 5.
The image shows a mechanical testing device used to apply force or pressure, featuring two large, polished metal circular elements positioned upright. The central structure has a sample holder with a visible specimen secured between the two elements. The device's mechanical arms and lever systems are intricately designed, showing fasteners and springs indicating functionality. A background includes a black chair and a cluttered workspace, providing context for the machine's use in an industrial or laboratory setting.Specimen attachment with extensometer arrangement