Eye pain from 2 years. Some answers!

Hello, I am 20 years old, male student I am suffering from continous eye pain from past 2 years There is pain in eyes all the time, but there is no pain during sleep I feel my eyes different from normal I have done 1)CT Scan :results normal 2)ophthalmologist:checked my eye nerves said normal 3)neurologist said normal 4) I am wearing glasses when i started experincing the pain and glasses are according to eye power 5)Checked with sinus and doctor said there is no sinus 6) I also used refresh eye drops and some tablets - no use in my case 7) I do not use computer or laptop,but only mobile 8)The pain started when i was studying in 12th class and I thought pain was because of sight problem so bought glasses according to power, but pain does remain the same So I cant find out what is wrong with my eyes please give some answers