OMAX 40X-2000X USB3 14MP PLAN Trinocular Compound Lab Research Microscope with Super Bright LED Total magnifications: 40X, 80X, 100X, 200X, 400X, 800X, 1000X, 2000X; Eyepieces - Widefield WF10X/18 - Widefield WF20X; Objectives: DIN achromatic plan field - PLAN 4X / 0.10, 160 / 0.17 - PLAN 10X / 0.25, 160 / 0.17 - PLAN 40X / 0.65, 160 / 0.17, Spring - PLAN 100X / 1.25, 160 / 0.17, Spring, Oil; Viewing head - Trinocular Siedentopf 30 degrees inclined 360 degreesrotatable Interpupillary 55 - 75mm ( 2-3/16inch ~ 2-15/16inch ) - Diopter is adjustable on left ocular tube - Pull-out bar to switch between ocular tube and photo tube; Nosepiece: reversed revolving quadruple nosepiece; Stage - Double layer mechanical stage - Long clips holding two parallel slides - Measures 140 x110mm ( 5-1/2inch x 4-1/4inch ) - Translation range 78 x 52mm ( 3inch x 2inch ) Condenser - Abbe condenser NA1.25 - Rack and pinion adjustment - With iris diaphragm - With filter holder; Focus: - Coaxial coarse and fine focus knobs on both side with tension control - With moving-up stop for protecting objective and slide; Illumination: transmitted, 5W LED lamp, variable intensity; Power supply: AC 100 - 240V, 50/60Hz USB3 Digital camera - true color 4096x3288 pixels (14M pixels) - 0.5X reduction lens to get larger field of view - 0.01 mm calibration slide: 1mm/100 division - Frame speed: 6.2fps at 4096x3286, 54fps at 1024x822 - Software compatible with Windows XP/Vista/7/8/10, Mac OS X and Linux (2.6 and later) operating systems - Capturing microscope images, recording live video, measuring lengths, angles, areas, editing images - USB3 cable included 5-year warranty against manufacturing defects