Right under the top picture of the module it says "Recommended range 0.2 to 2m" meanwhile on the main page linked from HN is says "Ideal Range 60cm to 6m"
So 60cm on the front, but one click away on "Learn More" link, it drops by a factor of 3.
That is the product page for the D421 module but "60cm to 6m" is under the D456's section on the main page. RealSense is a family of modules/cameras and each product section has its own "Learn more" link, here is the one from the D456's section: https://www.intelrealsense.com/depth-camera-d456/
https://www.intelrealsense.com/depth-module-d421/
Right under the top picture of the module it says "Recommended range 0.2 to 2m" meanwhile on the main page linked from HN is says "Ideal Range 60cm to 6m"
So 60cm on the front, but one click away on "Learn More" link, it drops by a factor of 3.