Abstract: A data processing system for overcoming at least one vision impairment of a user, comprising a control unit connected to a display, wherein the control unit is arranged to distort a images in relation to the vision impairment and predefined criteria, and to display the distorted images on the display, such that the user suffering from the vision impairment perceives the distorted images as a healthy user perceives the original images. The distortion is continuously and dynamically adjusted in relation to spatial and temporal dimensions of the original images and of objects therein. Vision impairments compensated for may comprise astigmatism; myopia; hyperopia; presbyopia; and color blindness. The display may comprise a watch, a mobile device display, a phone handset, a screen of any type, a transparent material, such as a window, or a reflecting material such as a mirror.