The Meridian lens sometimes loads and sometimes doesn't.

SpellbreakerWizard · November 7

During the 2nd phase of battle for the writhing wall, the meridian lens is sometimes visible, and sometimes there is just an empty space where it should be.
It loaded this time:

but this time it didn't:

Gabriel_H · November 7

The whole area has rendering time issues. The more players around, the longer things take to render. Having addons can also slow the render times.