GCD-730101M motorized goniometer stage employs precision worm gear as the actuation component, crossed roller bearing as the guide way, rely on which Daheng’s goniometer stage features high accuracy and outstanding repeatability, as well as high loading capacity. Moreover, GCD-730101M equipped with an angle scale which has a main scale of 1°, and a vernier scale of 0.1°. In other words, the users may obtain a decimal angular displacement by manual operation.