Microscope is constructed with high quality optical glassMicroscope can be used in various applications from analysis of electronic components to advanced medical researchEase of use features makes it an ideal microscope for any school or college studentEquipped with transmitted illumination featureEasy out-of-the-box set-upTwo separate light paths in this microscope results in a true stereo, three dimensional image of the specimen or objectBuilt-in coarse and fine focus adjustmentsThe trinocular (or third) lens can be used for digital imagery or second-party viewing and demonstrationHead rotates 360 degreesTransmitted and oblique illumination20X, 40X magnification10X wide-field eyepieceAdjustable interpupillary distance between 55 mm and 75 mmAll metal constructionIncludes 12-volt 10-watt spare bulb, 2A 250-volt spare fuse, 110-volt power cord, 2 specimen plates, lens cleaning tissue and plastic dust cover