Someone may try to cheat on an eye exam because they don’t want to wear glasses or contact lenses. Here are a few reasons a person might try to cheat on, or throw the results of, their eye exam: To avoid getting glasses But this is not a recommended practice for several reasons: It can result in visual discomfort, an incorrect prescription, road dangers and even legal trouble. People may do this by memorizing vision charts or skewing their answers during their exam. Yes, “cheating” on an eye exam is possible.