TRINOCULAR OBSERVATION HEADSiedentopf observation head inclined at 45°Diopter adjustment ring on both ocular tube.Interpupillary distance from 55mm to 75mm.EYEPIECEWide field Eyepieces 10X (Paired) FOV 22mmOBJECTIVESZoom 0.62X to 5X Twin with magnification ratio of 7:1MECHANICAL BODYa) Inclined and transmitted light system with 12V-10W halogen tungsten lamp. The system regulated with transformer has intensity control knob. On/off switch to provide flexibility to use either both light or any of them.b) Clip for holding specimen.c) Lateral zoom control movement.MAGNIFICATION RANGE6.2X to 50XWORKING DISTANCE115mm