MONOCULAR OBSERVATION HEAD•Monocular observation head inclined at 45º.•Vertical tube for microphotography.•Diopter adjustment ring on ocular tube.EYEPIECEWide field Eyepieces 10X (Paired) FOV 20mmZOOMING RANGE & RATIOZoom 0.7X to 4.5X with magnification ratio of 6:1MECHANICAL BODYa)Zoom control movement on objectivesb)Transmitted light system with LED lamp.c)Co-axial mechanical stage to move specimen in X-Y direction.d)Clip for holding specimen.e)Base size is 260mm X 290mm. MAGNIFICATION RANGE7X to 45XWORKING DISTANCE98mm