The KERN OZL-451 and OZL-453 models are extremely robust stereo microscopes which have a large zoom range and are easy to use Due to its nature, column supports, as well as the optional integrated luminous halogen light unit with reflected and transmitted light, these models are particularly flexible These models are ideally suited for use in workplaces with harsh environmental conditions, such as training companies, workshops as well as assembly and repair workstations in the electronics industry These models are also suitable for use in production facilities as well as for quality control As well as very good optical characteristics, its large working surface means that it offers the highest level of convenience in this class The range of optional conversion lenses, eyepieces and further accessories mean that it can be used in all common applications in stereomicroscopy A central feature of this adaptable, robust microscope range is the stable mechanism which can be adjusted precisely. This is emphasized by the functional and ergonomic design