The term 'RETINA SETTING' is composed of two words: 'RETINA' and 'SETTING'. The word 'RETINA' is a three-letter word meaning 'EYE'. The word 'SETTING' refers to the adjustment of the EYE's focus. Together, the term 'RETINA SETTING' refers to the adjustment of the EYE's focus in order to improve vision. This adjustment is often done with the help of corrective lenses or surgery. It is important for people with vision problems to have their RETINA SETTING adjusted in order to improve their vision.