System Vario PLUS is the illuminated stand magnifier system with the most varied selection of illumination options and magnifications making System Vario Plus the most successful illuminated magnifier series ever. It includes optimal illumination of the reading material is ensured by the bright light source and enclosed magnifier heads. Has both a large, easy-to-use on/off switch (making it easy to handle) and an attachable scale (divisions 1/5mm and 1/64 inches). The System Vario PLUS' round lens head with a diameter greater then 58 mm are fitted with a retractable, red reading line for improved line-by-line reading orientation. All rectangular magnifier lens heads are fitted with a retractable, segment-shaped additional lens of 4dpt. In addition, all magnifiers are calculated for a uniform eye-to-image distance (aE) of 400 mm (approx. 2.5 dpt. addition) and yhe magnification/dioptric value/ideal eye-lens distance is printed on all lens heads. Also available for purchase are two illuminating handles are available for selection of the most appropriate illumination. Specs: Magnification: 10x Diopter: 38D Lens Type: Aspheric Lens Material: PXM Plastic Lens Coating: Cera-Tec Coating Max. Allow. Add: 2.8D Warranty: Limited lifetime warranty Accessories: Optional case available 1560-1 Miscellaneous: Attachable scale (divisions 1/5 mm and 1/64 in.)