Magnification: 1000X Eyepiece 10X Objective lens Achromatic objective lens 10X, 20X, 40X, 100X Eyepiece tube Monocular observation head Converter Four-hole converter Focusing mechanism Coarse adjustment range 50mm, fine adjustment range 1.8-2.2mm Observation method: transmission Stage Single stage Illumination mirror If you have any questions, please contact us and we will have the opportunity to answer you.