ID:
2559
Maker's Name:
unknown
Dimensions:
29 × 12 × 10 cm
Possibly used for Rockwell or Brinell hardness testing where the area of indentation made in a sample by a hardened steel ball under load can be measured using the eyepiece.
Possibly used for Rockwell or Brinell hardness testing where the area of indentation made in a sample by a hardened steel ball under load can be measured using the eyepiece.