Assuming standard flat bed scanner. Google says cd minimum pit size of 0.8um and cd diameter of 120mm. You need to sample at least 2x your minimum feature size to be sure to capture it, but we aren't talking tidy linear qr code here so 10x would probably be safer.
October 9, 2025 at 5:59 PM
Assuming standard flat bed scanner. Google says cd minimum pit size of 0.8um and cd diameter of 120mm. You need to sample at least 2x your minimum feature size to be sure to capture it, but we aren't talking tidy linear qr code here so 10x would probably be safer.