>Is there any AR headgear which displays the real world optically and can selectively darken the real world? They've said they have a solution, and it's more o

>Is there any AR headgear which displays the real world optically and can selectively darken the real world? They've said they have a solution, and it's more optical illusion than optics. They don't darken the real world, but will make you perceive something similar.