Surely the standard crosshair over time bothers Minecraft and this problem needs to be solved. Now you can change the scope in the game using this small mod.
Custom Crosshair Mod for Minecraft 1.15.2/1.14.4
You will be given a choice of simply an incredible number of sights, each of which is unique in its own way.
1.15.2 – Custom-Crosshair-Mod-1.15.2
1.14.4 – Custom-Crosshair-Mod-1.14.4