TRINOCULAR OBSERVATION HEADSidentopf observation head inclined at 45o.Diopter adjustment ring on both ocular tube.Interpupillary distance from 55mm to 75mm.EYEPIECEWide field Eyepieces 10X (Paired) FOV 22mmOBJECTIVES (PARALLEL BEAM)Zoom 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 50X WORKING DISTANCE115mm