Theory:Biological Microscope Drawtube:Bionocular, trinocular and monocular Description:Leica Microscope, biological microscope Magnification:40X-2000X optical Light source:LED resolution ratio:1920 * 1080 Remarks:we supply the whole series of digital measure Microscope Warranty:12 months spare parts:supply at the most favorable price amscope microscope:similar model sample test:free of charge after sale service:24*7 Show More