BARSKA 20x 40x Trinocular Stereo Microscope Head rotated 360 degrees. Monocular tube is slanted at a 45 degree angle. 10x Wide Field Eyepiece Transmitted and Oblique Illumination. Includes Spare Bulb, Fuse, Power Cord, Specimen Plate and Plastic Dust Cover. Ideal for general medical applications, industrial use, hobbyists/ collectors and educationals purposes.