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Mahr Presents Comprehensive Scattered Light Portfolio

Mahr Expands Surface Measurement Portfolio with OptoSurf Scattered Light Technology Acquisition German metrology leader showcases new MarSurf3D scattered light sensors at Control 2025, revolutionizing inline surface measurement capabilities Published: [05-08-25] | Category: Surface Measurement Technology Mahr, the renowned Göttingen-based metrology manufacturer, has significantly expanded its surface measurement capabilities through the strategic acquisition of OptoSurf GmbH […]

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How to Choose a Used Surface Roughness Tester – 2025 Guide

Looking for a used roughness tester but not sure what to check before buying? Here’s a simple guide to help you choose the right instrument in 2025 — whether you’re inspecting machined parts, castings, or precision surfaces. 1. Contact or Optical? First, decide between contact roughness testers (stylus-based) and non-contact optical systems. Contact instruments are […]

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