what you need is a resin based dlp or sla machine.

Few now down below the $500 mark now.

But watch this video first: https://www.youtube.com/watch?v=vYWJ8d-I4Lo
The printer in the video is around $1300. But probably worth it.

Cheaper machines:
https://www.amazon.com/ANYCUBIC-Asse...ds=sla+printer

https://www.amazon.com/Wanhao-WD7V15...ds=sla+printer

https://www.amazon.com/Monoprice-Pri...ds=sla+printer

https://www.amazon.com/ELEGOO-Photoc...ds=sla+printer

were you to print at 0.02mm on an fdm macine - it's doubtful you'd get more than one figure a week anyway. And it wouldn't be up to commercial grade.

Nope you need to go resin.