and for headings, can be tilted for comfortable viewing angle4 to 12x magnification (hand-held at a distance of 5 cm approx. 1.9- to 4.5x)5 viewing modes: true colour, contrast-enhanced black/white, white/black [...] 4 – 12xField of view/Visual field/Field of vision (horizontal)24 mmDisplay TechnologyTFT-LCD, reflexionsfreiScreen size/diagonal in cm11 cmScreen size/diagonal in Inch4.3 "Screen resolution480 x 272 pxScreen [...] Optik regularly publishes an update of the software for the mobilux DIGITAL Touch HD. To receive the latest version, please register your mobilux DIGITAL Touch HD at "Product Registration". Technical