How can I modify my Sofirn SC31T to get rid of this bright ring/halo on the outer edge?

https://lemmy.world/post/1332467

How can I modify my Sofirn SC31T to get rid of this bright ring/halo on the outer edge? - LemmyWorld

Either a TIR optic which makes it more floody, or some DC Fix in front.
I wasn’t aware of good dc-fix was! Got some on its way now.