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Mitutoyo 158-123 | Optical Flat | 0.6 in, D=2.4 in

Mitutoyo 158-123 | Optical Flat | 0.6 in, D=2.4 in

Part Number : 158-123

Mitutoyo 158-123 is a circular optical flat 0.6 in thick and 2.4 in in diameter, with a stated flatness of 0.000008 in. One face is polished so it can be laid against gauge block or platen reference surfaces, micrometer contact faces and other highly reflective flat surfaces to judge their flatness. Its single accurately polished surface is the reference face. Mitutoyo lists the part among its Series 158 optical flats, in the micrometer accessories group.

Key features

  • Thickness (L): 0.6 in
  • Diameter (D): 2.4 in
  • Flatness: 0.000008 in
  • One accurately polished face
  • Delivered in a wooden box
  • Catalogued as Series 158 micrometer accessory
Availability: in stock
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