an indendation hardness, usually relying on indendation force vs tip displacement data to penetrations in order of 10 to 1000 nm deep (compare: microhardness, macrohardness), identeerimiskõvadus, mille korral sissetungimisügavus on vahemikus 10 kuni 1000 nm (vt mikrokõvadus, makrokõvadus)