There are task specific glasses available which are meant for various activities where people need to focus uninterruptedly on something particular for a long periods of time. People who work on embroidery designs ,shooters and pianists find these prescription glasses useful.Computer glasses help people who have to focus on the computer screen for long hours.
These are some simple things one can try to reduce the eye strain.
- Focus on something which is at least 20 feet away for at least 20 seconds every 20 minutes.This will relax the ciliary muscles of the eye.
- Closing eyes for 20 seconds every 20 minutes will also help.
- Scanning the entire room from a corner and focus on all the objects in the edge of the room will increase the fluidity and flexibility of the eyes.
- Looking out through a window and focus on something far off.
The eye is a very delicate and complicated organ where many parts of the eye and the brain have to work in concert for a good vision . Taking good care of them would be the wise thing to do.