there have been some major issues with the Form 3 compared to the Form 2. One of the things noticed is that dimensional accuracy is noticeably worse with Form 3 prints compared to the same print done on a Form 2.
Check out this thread here: Bad prints out of brand New Form 3
unfortunately I don’t foresee you having great success given the inherent problems this printer is currently having until Formlabs figure things out better.