[ At least, now that the cat's out of the bag, she can be clinical about it. Approach the situation from fact rather than speculation. Somehow that just feels easier. ]

Yeah. I can't perceive any change in light; I've been testing it for days. And I can't find any injury that could account for it.

If there were other problems, then perhaps a prolonged lack of oxygen could explain it, but it's only my eyes, everything else feels fine.