Since you are a regular computer user hence you are prone to develop computer vision syndrome please use lubricant eye drops e.g. teardrop 2to3 times daily and rub ocupol d's eye oint twice daily on lids.
If you have refractory error then you may use any good quality lens but if your eye sight is normal then you don't need glasses.
You must use screen guard on your screen.
Next Steps
follow 20.20.formula ie close your eyes for 20seconds after every after every 20minutes.keep proper distance between eyes and screen wash your eyes with freshwater and don't sit facing towards ac or blowers consume lots of fresh fruit and vegetables and also do cold compresses with ice .