SEMI-AUTOMATIC COMPARATOR FOR EVALUATION OF STEREOPHOTOGRAPHS. 1959
А. И. Филиппов, M.M. Kulyukin, Yu.A. Shcherbakov, R.M. Sulyaev, А. Т. Василенко · OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) · 1959
A device for stereophotograph evaluation is described which provides for simultaneous measurement of three space co-ordinates of the track point and automatic tape punching. The principle of operation is that a reference mark is projected on the film and observed through a stereomagnifier. (W.D.M.)