» Clear plastic permits observation of joint's axis of motion and its range of motion
» 364 degree head has 3 scales calibrated to be used with the ISOM (International Standards of Measurement, STFR) system
» One arm has a linear scale in inches and centemeters
» Scale reads 1 degree increments
» HiRes goniometer has a white background behind the gradations, numbers and text assures high contrast for added readability and resolution
White background behind the gradations numbers and text assures high contrast for added readability and resolution * Scale reads 1