[Studies on the measurement of axial length of the eye by a new ultrasound system. Report I: On the accuracy of measurement (author's transl)].
D000818:Animals; D005403:Fixation, Ocular; D066298:In Vitro Techniques; D008722:Methods; D009799:Ocular Physiological Phenomena; D013552:Swine; D014465:Ultrasonics / Q000295:instrumentation*