PropertiesReady-to-wear readers in 5 different optical base values: 1.0 dpt, 1.5 dpt, 2.0 dpt, 2.5 dpt, 3.0 dpt.A strength which decreases upwards by 1 dioptre from the lower edge to the upper edge of the lens
templeVirtually constant illumination throughout the entire lighting periodIllumination strength: approx. 3,200 Ix in 250 mm, 1,200 Ix in 400 mmIllumination period: approx. 8 hours in normal mode, approx. 14