DH-8 – expandable for contour and Optic

Surface roughness measurement

  • High precision surface roughness meter for universal use in workshop and inspection room
  • Automatic calibration
  • Memory for 50 measurements
  • 5 measuring length, all selectable between 0.5 and 15.0 mm
  • Measuring speed selectable
  • Calibration for max. 8 tracers
  • 8 measuring programs
  • Choice of many types of tracers to solve nearly all measuring tasks, also customer specific ones
  • User friendly comprehensive multilingual menu guidance
  • Tolerance indication for measuring values exceeding permissible allowance set
  • Key lock for lt, lc and R to prevent any settings being changed by mistake during measuring procedure
  • USB output for data transfer (option: Bluetooth)
  • Choice of capable software programmes DIASOFT (optional)
  • Numerous accessories for many applications, needed for working with skid less tracers

Option: Measurement of contours

The DH-8 permits accurate contour measurement. This requires a special measuring tracer and software.


  • Measuring range X: from 0.5 to 15.0 mm
  • Measuring range Z: max. 3 mm
  • Tracing angle: falling flanks up to 88° rising flanks up to 77°

Option: Optical measurment

Measurement of a wide range of surfaces: vertical steps, high aspect ratios, bumps and holes, fragile, soft, flexible, sharp, hard or abrasive surfaces, transparent, reflective, opaque, multi-material surfaces.


  • Measuring head: CLA-400
  • Measuring range Z: 400 µm
  • Working distance: 5 mm
  • Repeatability: 2 nm
  • Vertical resolution: 0.025 nm
  • Spot size: 7 μm
  • Maximum slope: ±30°