Using per-monitor, I don't get any delay switching to 2nd monitor with mouse

Even with a maximized window on each monitor, my mouse slips right over into the other monitor without any delay. I don’t see very well, so I have trouble finding the mouse cursor easily. The two monitors are not side by side.
Can you recommend any way to fix this?

There’s no edge resistance for the pointer itself, unless moving a window between monitors.

One thing you could do is maybe have something which indicates where the cursor is: