Well, yes, it can affect your eyes if you get it. You should know that chlamydia is a sexually transmitted infection , which is caused by a tiny bacterium, and chlamydia trachomatis. When you have got Chlamydia, it may develop pelvic inflammatory disease. It is a condition in which the internal genital organs are permanently damaged. So in that way, it can also affect your eyes, leading to sterility and long-term pain in your eyes. Besides, chlamydia often causes slight discharge from the penis. According to some researches, it is one of the major causes of blindness. Anyway, it can be dangerous.