I remember noticing something similar when I was growing up- when going to sleep in a dark room, I saw what I thought of as "a bunch of balloons at a fair, viewed from high-up". I believe it's probably visual snow/visual noise:
https://en.wikipedia.org/wiki/Closed-eye_hallucination#Level...
but it only shows up in the center (foveal) part of my vision
I remember noticing something similar when I was growing up- when going to sleep in a dark room, I saw what I thought of as "a bunch of balloons at a fair, viewed from high-up". I believe it's probably visual snow/visual noise: https://en.wikipedia.org/wiki/Closed-eye_hallucination#Level... but it only shows up in the center (foveal) part of my vision