OMAX 40X-400X Compound Trinocular LED Reversed Microscope+2MP Camera Total magnifications: 40X-100X-200X-400X; Eyepieces: widefield WF10X/18; Objectives: achromatic DIN 4X, 10X, 20X (spring), 40X (spring); Head: 30 degrees inclined 360 degreesrotatable trinocular Siedentopf; Interpupillary: hinge adjustment 1-7/8inch ~ 2-15/16inch (48mm - 75mm); Diopter: adjustable on left eyepiece tube Nosepiece: reversed revolving quadruple nosepiece; Stage: X-Y mechanical stage with scales, size 5-1/2inch x 4-1/4inch (140mm x 110mm), translation range 3inch x 1-9/16inch (78mm x 40mm); Focus: coaxial coarse and fine focus knobs on both sides, rack and pinion adjustment, with tension control and stop Illumination: transmitted replaceable 3W LED light, variable brightness intensity; Condenser: Abbe NA1.25 with iris aperture diaphragm and filter holder, rack and pinion adjustment; Solid metal base and stand; Power supply: AC 100V ~240V 50/60Hz (US and Canada plug) Digital camera: - true color 1600 x 1200 pixels (2.0MP) - 0.45X reduction lens to get larger field of view - Software compatible with Windows XP/Vista/7/8/10, and Mac OS. - Software for PC: live viewing, video recording, image capturing, measurement, and etc. - Software for Mac: Live viewing and capture - USB cable included 5-year warranty against manufacturing defects