Well, generally speaking, in my opinion, you may get dilated pupils, when you see someone you like. As we know that high blood pressure and anxiety can lead to dilated pupils. And when you get high blood pressure, it can lead to high eye pressure. And in that way, it can just affect your eyes. Finally, it can lead to dilated pupils. So when you see someone you like, it will make you anxious, and have high blood pressure. In that way, it can make you get dilated pupils. Also, you should know that there are also many other factors, which can causes dilated pupils too, such as hyperventilation, muscle tensions, which are the most common causes to dilated pupils. And if you have got it, maybe you should console it with your eye doctor as soon as possible.