Topcon IS-600III has been developed as a refraction unit without compromise. The unit is a comfortable and stable workstation to accommodate two instruments which can be adapted to various kinds of examination rooms. The IS-600III comes in a wide variety of configurations. For both IS-600III basic and IS-600III wheelchair version there is a right and left option available. In all these configurations the IS-600III can be equipped with a fixed table height or a powered elevating table top for easy adjustments of the instrument heights for both patient and practitioner. White and Light blue are the available colours of IS-600III.