The software that powers your LECO analytical and metallographic instruments.

The touch-screen interface enables complete access to analysis control, method settings, diagnostics, reporting, and more in a highly organized, intuitive, and immersive environment.

Designed through a collaboration of customer feedback and innovative engineering, the software features all of the routine day-to-day operations within a single Analysis screen designed for speed and ease-of-use.

Our innovative grouping of sample data into sets and replicates simplifies the data output and automatically calculates relevant statistics, alleviating the need for additional data processing.

Learn more about LECO instruments at

For Instruments

Keep your instrument's software up-to-date by running the Cornerstone Installer to check for the latest available software version. You may also review the Product Information Bulletins (PIBs) for your instrument to see what improvements are available in new versions.

Windows 10 Updates

Microsoft provides frequent updates to Windows 10, including bug fixes and new features. If your Cornerstone instrument isn't connected to the internet then it probably isn't receiving these updates.

We recommend that you run Microsoft's currently recommended version on your instrument. You can follow these steps to apply any available updates: