Sperm Class Analyzer (SCA), is a system for the quantitative analysis and management of the most important human semen parameters, according to W.H.O. criteria. It has many advantages, such as: a very high precision, accuracy and repeatability which are impossible to attain with subjective analysis; maximum reliability, and rapid analysis and management of the results. User-friendly system, with Windows based interface, easy to learn in a short time. It is an essential system for research and proves to be a high quality tool in the control of all your analyses and results.