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Mitutoyo 178-582-31D | Surftest SJ-412 Portable Roughness Tester | 50 mm Traverse, 0.75 mN

Mitutoyo 178-582-31D | Surftest SJ-412 Portable Roughness Tester | 50 mm Traverse, 0.75 mN

Part Number : 178-582-31D

Item 178-582-31D, the SJ-412, doubles the traverse of the SJ-411 to 50 mm, with a stated straightness of 0.5 µm over 50 mm. It is a portable tester with a touch-screen and built-in printer, using a 2 µm stylus at 0.75 mN.

Key features

  • Skidless or skidded measurement; measuring speeds 0.05 to 1 mm/s
  • Cut-off lengths λc from 0.08 mm to 8 mm and λs of 2.5, 8 and 25 µm
  • Tilt positioning of ±1.5° with 10 mm up/down travel
  • Digital filters: Gauss, 2CR75 and PC75
  • Weighs 2.9 kg; connects by USB, Digimatic, RS-232C or foot switch
Availability: in stock
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