OPTIMA Blological Microscope G-302: The OPTIMA® biological microscope G-302 is an advanced model designed for educational, veterinary and medical applications. It is especially suitable for routine inspection or research of schools and factories.※ G-302 biological microscopes is equipped with wide field eyepieces.The light source is continuously adjustable with halogen lamp. This optical system can provide clear pictures and is suitable for long time operation.The main body is made of aluminum alloy, structure is stable, and the safety lever can focus further rapidly and avoid collision of objectives and slides. Get More Microscope/Binocular Features * G-302 biological microscopes is equipped with wide field eyepieces. * The light source is continuously adjustable with halogen lamp. * This optical system can provide clear pictures and is suitable for long time operation. * The main body is made of aluminum alloy, structure is stable, and the safety lever can focus further rapidly and avoid collision of objectives and slides. Specification Model G-302 Observation tube Binocular head inclined at 30˚ Interpupillary distance From 55-75mm Focusing Coaxial focusing knob, coarse focusing range is 30mm and fine focusing is graduated in increment of 2μm Stage Large mechanical stage with size 140 x 140mm, X-Y travel is 50 x 75mm with graduation of 0.1mm Eyepiece WF10X/18 Objective Achromatic 4X, 10X, 40X (spring), 100X (spring) oil (Plan achromatic objectives are available) Condenser N.A. 1.25 Abbe condenser with iris diaphragm and filter holder Illumination 6V20W halogen lamp with adjustable light intensity Power supply 110/220V switchable Standard accessories Dust cover, immersion oil, blue and green filters, backup lamp, plano-concave mirror Optional accessories WF10X/18 eyepiece with 10/100mm scale, EW10X/20 or WF16X eyepiece, PL 2.5X objective, achromatic 20X or 60X objective, quintuple nosepiece, swing-out condenser, simple polarization attachment, simple Koehler illumination attachment, phase-contrast attachment
