How small can a good macro phone take now?

According to German industrial standards, anything with an image ratio greater than 1:1 is called macro photography. It is internationally recognized in the photography industry that anything with an image ratio of about 1:1 to 1:4 is considered micro photography. distance photography, and reaching 10:1~200:1 is microphotography. For today’s good macro phones, they are considered good if they can take pictures of things as small as hair. It might be better to match the lighting and scene. Today's mobile phones, high-end phones, Apple and Samsung should all be able to do this. Ordinary mobile phones, such as the recently popular Chili Pepper 5, can capture objects as small as 0.02mm. This data is very impressive.