Well, yes, depression can certainly cause blurred vision. Generally speaking, depression can cause a lot of problems including blurred vision. And also, they can lead to other symptoms, such as blurred vision, dizziness, feelings of detachment, hot flashes, chills, trembling, numbness, and tingling, dry mouth. So it can be bad for your health. Controlling your emotion, making it stay stable is very important. And if you are in depression, blurred vision is definitely a symptom. And you can Check any medical website for symptoms of depression or ask your doctor, and you will find more information about it.