డైమండ్ పాయింట్ కలిగి ఒక స్టైలెస్తో వాటిని తిరిగే ద్వారా పదార్థం యొక్క కాఠిన్యం కొలుస్తుంది ఒక కొలిచే సాధనం,

sclerometer's Usage Examples:

genaueren Messung der Harte der Krystalle, 1854 - (with F Pekárek) - The sclerometer, an instrument for accurate measurement of the hardness of crystals.

Hardness can also be measured on an absolute scale using a sclerometer; compared to the absolute scale, the Mohs scale is nonlinear.

The sclerometer, also known as the Turner-sclerometer (from Ancient Greek: σκληρός meaning "hard"), is an instrument used by metallurgists, material scientists.

below shows the comparison with the absolute hardness measured by a sclerometer, with pictorial examples.

He was instrumental in the early development of the sclerometer for testing hardness of metals.

Rubber sclerometer 7.

One tool to make this measurement is the sclerometer.