Mitutoyo Portable Surface Roughness Tester Surftest SJ-410, Series 178


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Mitutoyo Portable Surface Roughness Tester Surftest SJ-410, Series 178

The new SJ-411/412 has numerous innovative features combined with high accuracy and a competitive price makes this instrument the new leader in its class.


  • Both skidded and skidless measurement are possible with this series. Equipped with 46 roughness parameters that conform to the latest ISO, DIN, ANSI, and JIS standards.
  • A wide-range, high-resolution detector and a drive unit provide superior high accuracy measurement in its class.
  • Measuring range: 800μm
  • Resolution: 0.000125μm (at 8μm range)
  • Drive unit
  • Straightness/traverse length:
    SJ-411: 0.3μm/25mm
    SJ-412: 0.5μm/50mm
  • Ultra-fine steps, straightness and waviness can be measured by using the skidless measurement function.
  • The handheld data processing unit and the 5.7-inch color graphic LCD touch-panel provides superior readability and operability. The LCD also includes a backlight for improved visibility in dark environments.
  • The excellent user interface provides intuitive and easy-to-understand operability
  • Measured data can be output to a PC with optional RS-232C or USB cable
  • Digital filter function for non-distorted roughness profiles
  • GO/NG judgment function
  • Auto-calibration function
  • The display interface supports 16 languages, which can be freely switched
  • Simplified contour analysis function supports the four types of measurement: step, level change, area and coordinate difference.
  • Access to each feature can be password protected, which prevents unintended operations and allows you to protect your settings.
  • The optional attachments for mounting on a column stand significantly increase the operability.

Download PDF Brochure for Specifications