VanGuard 1113AML Brightfield Clinical Microscope with Binocular Head, LED Illumination Compound microscope provides high magnification for biological use and educational applications Binocular viewing configuration has 55 to 75mm interpupillary and -5 to +5 dioptric adjustment with 360-degree rotation for adjustment capability, and 45-degree vertical inclination Magnification ability up to 1000X, with choice of 4X, 10X, 40X, and 100X for a range of resolvant options Brightfield, LED illumination, and 1.25 NA Abbe condenser with iris diaphragm for clear examination and light control Achromatic lens objectives provide color correction of magnified images