How to Use the Corner Radius Chart

Follow these simple steps to find the corner radius of your keyboard:

  1. Print the Chart

    • Download and print the Corner Radius Chart on A4 paper.

    • Ensure your printer settings are set to:

      • Scale: 100%

      • Actual Size

      • Do Not Scale


  2. Double-Check the Scale

    • After printing, use a common ruler to verify that the scale is accurate.

    • The chart includes both centimeter (cm) and inch markings. As long as the ruler lines up with either measurement, you’re good to go.


  3. Find Your Keyboard’s Corner Radius

    • Place your keyboard’s corner over the chart, aligning it with the various corner radiuses provided.

    • Identify the closest match to your keyboard’s corner radius.