Objectives manufactured with Color Corrected Infinity Optical System [CCIS®] optics in phase contrast technique and a flat field corrected for an F.N. 22mm. In combination with a 30W Koehler halogen lighting system, they make this model the perfect equipment for a demanding user profile. Mechanically robust and stable, the viability of this model for advanced training centers is guaranteed. A wide range of accessories allows the equipment to be adjusted to personalized needs at the time of purchase or thinking about possible techniques to be carried out in the future.