Speckles in Lumen shadows

[Leomerya12]

Hello, can you post a video so I/we can see if it’s doing what I think it’s doing?

(I suspect that the dots/speckles are not static, and that they shimmer, but I cannot tell from the photo.)

In the meantime:

Lumen having a lot of noise in reflections in dark areas

I am experiencing Lumen Reflection Noise with Unreal Engine 5.3. @jblackwell Your explanation of the problem got me thinking and try a few different things. I found these settings that seem to be giving me much better results with Lumen Reflections with materials that have roughness, and significantly less noise. With these settings it looks much more realistic than the “screenspace” reflections, and not as good as pathtracing (obviously), but it’s something in the middle utilizing lumen refl…