Hand polished optics for exceptional clarity Individually adjustable binocular optics for true stereoscopic view Optical measuring circles for precise measurements Clear, bright LED light source that is longer lasting, gives more sure color balance, and is cooler to the touch than the standard halogen light source Light intensity: 6.5V / 10,000 LUX Focal Length: 300mm Magnification: 15x, 7.5x, and 3.75x Field of View: 7.74mm, 15.5mm, 30.93mm Depth of Field: 3mm, 4mm, 22mm Smooth adjustable controls for gross and fine focus Optic Angle of binocular head is 45° Universal Teflon® ball joint never has to be tightened or adjusted and it gives you a fluid 360°motion for gross focus Roller base for easy transport Space saving small footprint: length is 14?and width is 12? Clutter reducing internal power cable Working height: 33?to 49? One piece shipping that puts you in operation within minutes of opening the box (no assembly / installation necessary) Comes with color instruction booklet, dust cover to limit wear and tear, and two extra fuses