The CV-LED microscope is feature packed for use at all levels of education from K-12. It is a rugged instrument designed to withstand the constant rigors of the classroom. It is equipped with high quality glass optics and prisms that deliver crisp and bright images. With separate fine and coarse adjustment it is easy to teach proper microscopy technic without worry thanks to a slip clutch that protect gears from eager students. This model carries an economy price tag but still has some very attractive advance features like iris diaphragm and a life time warranty.