Celestron Microscope Starter Kit 44121 is an excellent microscope set for beginners, complete with everything you need to start examining the tiny world all around you with high accuracy. These affordable Celestron microscopes give you plenty of versatility in your personal laboratory, with three different objective lens magnifications and two eyepiece magnification rates. With a combination of the 10x to 20x eyepiece and the 4x, 15x, or 30x objective lens, the microscope can achieve magnification rates from 40x to 600x, excellent for viewing everything from pond bacteria to larger organisms like amoeba. Each optical component of the Celestron Biological 40x to 600x Microscope Set is made from high quality glass, a trademark of all microscopes by Celestron. Not content to supply you with just a microscope, Celestron has also included a slew of Celestron microscope accessories in this kit. The microscope accessories in the starter set include prepared slides, blank slides, a hole/well slide, a light diffuser, needle probe, eye dropper, tweezers, and a few subjects for you to get started on. Start exploring the invisible microscopic universe with the components of the Celestron Compound Microscope Beginner Pack.