For over a decade, the author has made microscope filters for universities around the world, for the Mayo Clinic, for professors, industrial scientists, hospital researchers, doctors and veterinarians on every continent, and for amateurs as well. In addition to the main topic of Rheinberg filters, covered are polarization and oblique filter making, which adds to the repertoire of microscope contrast techniques. The book also lists many resources for products and related references about microscopy. Loaded with over 144 photos and illustrations, included are bonus chapters showing the reader how to make a microscope camera adapter, a nice wooden filter case, and instructions for making a plant press.