The effect of smoking on your eyes and vision are significant. You know that smoking tobacco or being exposed to tobacco smoke can cause damage to your health, but it can also increase your risk for developing a number of eye disorders and diseases including irritated eyes,smoking can cause chronic redness of your eyes. Tobacco smoke, even passive smoke inhaled by children, can alter the tear film of eyes, exacerbating dry eye syndrome and allergic eye conditions.Macular degeneration,cataracts,vascular disease.Smoking contributes to the development of arteriosclerosis, or hardening of the arteries, that can contribute to or worsen vascular disease of the eyes. Artery and vein occlusion and optic nerve damage could cause significant vision loss or blindness.Optic Neuropathy: Smoking decreases blood flow throughout the body, which could result in damage to the optic nerve. Toxic optic neuropathy, caused by methyl alcohol consumption, results in rapid deterioration in vision and irreversible blindness if not treated within 24 to 48 hours.