The KERN OZL-45R models are very rugged and easy-to-use stereo microscopes with a large zoom range. Due to its mechanical stand, it is particularly stable. These models are ideal for workplaces with a harsh working environment, such as training companies, workshops, and assembly and repair workplaces in the electronics industry. In manufacturing as well as quality control, these models are also ideal. In addition to its very good optical properties, it offers maximum comfort in this class due to its large work surface. The variety of selectable lenses, eyepieces and other accessories allows the use for all common applications of stereomicroscopy. A central feature of this variable and robust microscope series is the stable and precisely adjustable mechanism. This is underlined by the functional and ergonomic design.