Trinocular Microscope HEAD: Precise Binocular Trinocular and Monocular anti-glare coated prism optical system with dual diopter adjustments and interpupillary distance settings * Inclined 45ø and rotates 360ø * STAND: Sturdy and stable features coaxial low positioned coarse and fine focusing with adjustable tension control for maximum comfort and convenience for personal user preference * Automatic focus stop for rapid image focusing * NOSEPIECE: Ball-bearing dustproof quadruple revolving nosepiece with positive click-stops for parcentration * STAGE: Double plate ball bearing adjustable dovetail built-in graduated mechanical stage (150 x 138 mm) * Low coaxial controls accommodating slides 75 x 50 mm (3 x 2 ) with easily removable slide holder * SUBSTAGE: Precentered two lens Abbe condenser N.A. 1.25 with iris diaphragm and filter holder adjustable by rack and pinion control * BASE ILLUMINATOR: The die-cast alloy base provides the ruggedness and stability necessary for years of heavy use * The improved built-in solid state illuminator circuit with 3-wire line cord is completely variable with an on-off switch and contains a double aspheric field lens system with filter to provide the proper brightness required for all contrast techniques * Trap door makes bulb replacement fast and easy * OPTICS: All optical surfaces are coated for maximum glare-free resolution and contrast * EYEPIECES: High eyepoint widefield 10x (18 mm field of view) * OBJECTIVES: DIN standard flatfield achromats parfocal parcenter and color-coded * 4x (N.A. 0.10) * 10x (N.A. 0.25) * 40x (N.A. 0.65) *100x (N.A. 1.25) Oil Immersion *