AmScope M500C-SP14-CLS-50P100S-WM 40x-2500x Advanced Home School Compound Microscope with Slide Preparation Kit and Book 40X-2500X Precise Glass Optical Magnification Settings Separate Coarse &amp; Fine Focusing Sturdy All Metal Framework Abbe Condenser w/ Iris Diaphragm and Color Filter Holder Includes Extensive Slide Preparation Kit and The World of the Microscope book