What you want to ask is what is the pixel diameter of the laser camera? /kloc-more than 0/50 pixels.

Generally, more than 0/50 pixels per inch/kloc (150 PPI) can ensure the printing quality.

Print pixel diameter: refers to the single pixel size of the printed output image, which represents the printing accuracy of the image. The smaller the printing pixel diameter, the higher the printing accuracy of the image.