After countless minutes of trial and error, I bring you an FDM-printed clear disk! You can read through it. You can brag about it. You can come up with your own uses for it!

Settings:

0.04 layer height

100% infill

Infill overlap: 6%

Flow: 110%

Print speed: 24 mm/2

Fans off

Print temperature: 250C hotend, 95C bed