The Unico M280 Binocular Microscope includes a dust cover and manual. Warranty: 5 Years Limited. The M280 is a basic lab microscope that is small in size, but big on features. With the 4 position reverse nosepiece, mechanical stage, great optics, and variable LED illumination, you can expect years of reliable service. The ergonomic, affordable unit is a great choice for routine scope work: wet preps, urines, smears, and differential counts. Features Unico M280 Binocular Microscope Features Objectives: All objectives are Parfocal, Parecentered, and color-coded. #M280: Achromatic (4X, 10X, 40X, 100X Oil). #M280PL: Plan Achromatic (4X, 10X, 40X, 100X Oil). Head: Seidentopf Binocular Head (rotates 360 degrees). Nosepiece: 4 position reverse. Eyepiece: WF10X/FN 18 paired eyepieces. A pointer or reticle can be added. Focus: The low position coaxial coarse and fine focusing system. Stand: Ruggedly constructed all metal stand and broad low profile base. Stage: Heavy duty, built-in mechanical stage (128 mm x 128 mm). Condenser: Abbe condenser NA 1.25 with graduated iris diaphragm. Illuminator: Built-in LED illuminator (3 watt). Power Supply: Broad range 110 V / 220 V. Accessories Unico M280 Binocular Microscope Accessories The following accessories are compatible and commonly purchased with the M280 Binocular Microscope: #B6-8910: Optical Cleaning Kit. #M280-3004: Seidentopf Binocular Head - For M280 Series Microscopes. Literature Unico M280 Binocular Microscope Literature Unico M250 & M280 Basic Lab Microscopes Brochure Unico M280 Series Microscope Brochure