Dilated pupils means that eye dilation, which causes the pupil to stay wide open for a number of hours. The individual got dilated pupils may suffer sensitivity to light and blurry vision. But what cause eye dilation indeed? Well, they are light, drags, mydriaticsand posion. Blurry vision will disappear in a few minutes after dilation. That because the dilation drops you use will take effect after several minutes. But you'd better aask a doctor for help at once when you suffer eye dilation. Eyes are the most important parts in our bodies. Livestrong.com is a great site that can help ypu know more about eye dilation and blurry vision.