Olympus CX23 Binocular Microscope – LED, 1000x Magnification, Infinity Optical SystemDescriptionBinocular head, 360° rotatable 10x focusable eyepieces with large 20mm field of view 4x, 10x, 40x, 100x (oil) infinity plan objectives LED transmitted illumination 5-year limited warrantyDescriptionThe Olympus CX23 is an economically priced Olympus microscope that achieves a high standard of optical and mechanical quality for educational applications. The binocular head is inclined and features Olympus WF 10x eyepieces. Simple enough for even first-time microscope users to master, the CX23 achieves a high standard of optical and mechanical quality for educational microscopes. Conveniently placed controls and a slim base make for comfortable viewing and efficient adjustments. A graduated mechanical stage is included for precise slide movement. Includes Plan achromat, anti-fungus 4x, 10x, 40x and 100x objectives. This microscope is ideal for educational and medical school applications and comes with a five year warranty.Microscope SpecificationsViewing Head Infinity Optical SystemViewing Head 30° inclined binocular tube Interpupillary distance adjustment range: 48 – 75 mm Eyepoint adjustment: 370.0 – 432.9 mmEyepieces 10X. Field Number (FN): 20 (anti-fungus)Nosepiece Revolving, fixed quadruple nosepiece with inward tiltObjectives Infinity Plan achromat, anti-fungus 4x NA: 0.10 W.D.: 27.8 mm 10x NA: 0.25 W.D.: 8.0 mm 40x NA: 0.65 W.D.: 0.6 mm 100x Oil NA: 1.25 W.D.: 0.13 mmStage Wire movement mechanical fixed stage Traveling range: 76 mm (X) x 30 mm (Y), Specimen holder, Specimen position scaleFocusing Stage height movement (coarse movement stroke: 15 mm), coarse adjustment limit stopper, torque adjustment for coarse adjustment knob, fine focus knob (minimum adjustment gradations: 2.5 µm)Condenser Abbe condenser NA 1.25 with oil immersionIllumination System Built-in transmitted illumination system, LED Power Consumption 0.5 W (nominal values)Body Aluminum die-casting metal frame, Protective covering