You might have a problem looking at distant objects which may indicate myopia (nearsightedness). Do not forget to visit an ophthalmologist who will carry out a full eye examination to know the reason behind your vision problems and to receive the correct treatment.

The swelling of the left eye like yours might be a sign of 'periorbital cellulitis'. It is advisable to visit an ophthalmologist right away. Don’t go for self-diagnosis and self-medication as it can worse the condition
 

The cloudy or blurry vision is one of the normal things to experience during the first few days after cataract surgery. Yet, as the condition has lasted more than a week, you are advised to see your ophthalmologist. In this situation, your father can ask these eye doctors who previously did his cataract for a close examination and treatment.
 

If there is blood in your left eye, then it is a symptom of a severe eye condition. I highly recommend you to see an ophthalmologist who can make a correct diagnosis and treatment without delay. Do not postpone seeking for medical help or risk losing your vision.
 

It is possible that you have ptosis, which is a drooping of the eyelid. It is important to see an ophthalmologist to accurately diagnose the condition and determine the most appropriate treatment.

You can check the eye hospitals for cataract surgery. For any guidence related to the surgery or the cost contact the hospitals as per your feasible location

Double vision and shaky vision are a sign of many different illnesses, including neurological diseases and conditions with eye muscles. It is crucial to see an ophthalmologist or a neurologist for an exact diagnosis and the best treatment plan. Do not procrastinate and postpone treatment because these symptoms can cause imbalance or problems with your general health.

The symptoms you are experiencing, may or may not be linked to the dosage of sertraline. It is better to consult with a eye doctor for proper evaluation 

A bone fracture on the left side of the face can seriously affect the vision of the eye. The traumatic nerve neuropathy may have caused damage to the optic nerve, which could be causing the loss of vision. Talk to an ophthalmologist after evaluating the condition only it will be possible say anything about treatment options to regain your vision.

Itching and swelling around the eyes might be a symptom of an eye infection or allergies. It is important to see an ophthalmologist for a correct diagnosis and a therapeutic plan.

Wearing wrong glasses causes only discomfort and eyestrains.If you have any doubt it is better to go for a second opinion. 

Common eye problems such as dry eyes and floaters need treatment. It is advised to see an ophthalmologist to have a proper evaluation and treatment. 

astigmatism could be a factor in sleepiness while studying. Fatigue and sleepiness are often caused by the vision complications of astigmatism such as blurriness and distraction. It is vital to go to an optometrist or ophthalmologist for a professional eye examination and the proper correction of visual impairments via prescription glasses or contact lenses. 

Of course, the problems of detachment can be cured after some days of an emotional haze far away from home. That said, you should meet an ophthalmologist near you for proper treatment. 

This can be the initial sign of either an ocular migraine or a transient ischemic attack (TIA). In relationship to your symptoms, and given your work surroundings, you are advised to see an ophthalmologist or a neurologist who specializes in vision-related matters.