The Seiler Evolution xR6 has truly revolutionized the way the ENT Microscope performs and operates. The Evolution offers 6 Levels of Magnification ranging from 2X to 19X, Apochromatic Lenses for Superior Optics, an Ultra Bright LED Illumination System and an Exceptional Straightforward Design engineered specifically for the ENT professional. Scope Specs Straight Binocular Head (Optional: 0-180 or 0-220 inclinable head) 6-step Turret Magnification System: 2.3, 3.2, 5, 8.2, 12.8, and 19X LED Illumination System: 80,000 LUX (Optional: Plasma or Xenon) True Coaxial through the lens illumination 10x Wide Field Eyepieces (12.5x, 16x and 20x also available) 250mm Objective Lens (175mm-400mm also available) Counterbalanced Gas Piston Pantographic Arm 6? Extension Arm (Optional: 12?) Live Video and Digital Camera capable system with accessories Lifetime Warranty on Optics and Mechanics ITEM CODE: EVO-ENT