All right. Looks like migraine is making you crazy recently. Actually, migraine could indeed lead to blurred vision, as well as some other consequences. And generally speaking, migraine is a chronic disease which requires long term care and treatment. Here I would like to recommend calcium pills and some coffee, in the mean time, you should take more exercise on a regular basis. Hope you recover very soon.
Yes, it is very possible for you to get blurred vision because of migraine. The interlinked nerves in the whole body cause your headache and your damage in the eyes nerves. If you want to regain the clear vision, you need to have the good rest for the eyes, eating more food with vitamin C. You could also use the eye drops to help you get the clear vision. It could be so helpful.
In common situation, migraine will not cause blurred vision. Because migraine is related with gallbladder, while blurred vision is resulted from liver. But when we migraine becomes serious, it may cause blurred vision. You had better go to hospital and have a check and let doctor give you some advice and medicine.