Optical Migraine Is This An Optical Migraine?

Is this an optical migraine? - optical migraine

Today I was sitting in class suddenly disappeared all parts of my vision and I could not read because pieces of words were gone, it happened to me only about 2-3 times a year, not since about 3 years more or less normally received from them headaches, but had to leave now because my vision and I had the head of the murderer on the left side of my head, and put something in my I also admitted that he still saw a shape in my opinion it was a sort brightish i just go to the optician for a few weeks and took pictures and things, others I had problems and said that everything was normal and well cared for