印刷二维码 vs 屏幕二维码
Print QR codes need higher error correction (M or Q) to survive print defects, and minimum physical size depends on scanning distance. Screen QR codes can use Level L for minimal size but face screen glare and refresh rate challenges.
Print QR codes need higher error correction (M or Q) to survive print defects, and minimum physical size depends on scanning distance. Screen QR codes can use Level L for minimal size but face screen glare and refresh rate challenges.