AmScope 40X-2500X Metal Framework Full-Glass Optical Advanced Student Biological Compound Microscope with USB Digital Camera, Blank & Prepared Slide Kit, and Microscope Book 40X-2500X Precise glass optical magnification settings Metal framework; Coarse &amp; fine focusing; Abbe condenser; Iris diaphragm Digital camera with advanced editing, processing &amp; measuring software for Windows XP/Vista/7/8/10 10pc slide set: 5 prepared and 5 blank Microscope book: The World of The Microscope