Distortion of vision in one eye is also known as optic deformity, which is a change in the shape of the object seen. Possible etiologies include astigmatism, lensless eyes wearing highly convex lenses with distorted arrangement of optic cells, such as central plasma choroidal retinopathy, macular cystoid edema, and retinal and choroidal tumors. Retinal detachment affecting the macula, vitreous hyperplasia and traction in the posterior pole, idiopathic macular schisis, anterior retina and after retinal detachment surgery. Therefore, once there is a distortion of seeing, you should promptly go to the hospital to dilate the pupils and conduct a detailed examination of the fundus.