Generally speaking, a lasik surgery is intended for people who have got nearsightedness instead of for people who got double vision. As to double vision, which is another name for diplopia, if your double vision is caused by weak eye muscles or by a muscle which has been pinched as a result of injury, then a surgery, which is different from a lasik surgery, may help. If your double vision is caused by graves' disease, it is often curable with surgery or medical therapy, which is also different from a lasik surgery. If the double vision is caused blood sugar in diabetes, it can be controlled with medicines and insulin. Therefore, you should go to the doctor's to find out the exact cause of your double vision, so that you can apply the correspondent treatment.