Well, anxiety is actually can lead to dilated pupils. As we know that in our body, anxiety is a physical reaction that has very real physical effects. And generally speaking, there are many different symptoms of anxiety, and they do have physical origins. As the functions of our sympathetic nervous system is to keep us alive if there is danger that we must fight off or escape from. So when you are anxious, your blood pressure will become high. In this way, it will affect your eye pressures. In some degree, it can lead to dilated pupils, and then the blurred vision. So just be careful, if you have this situation. Maybe, calm down yourself will be fine.