The camera is designed for amateur and professional stereoscopic photography on black-and-white and color film type 120. Loading with film (rolefilm) gave 6 stereo pairs, 2 frames in each pair. The case is plastic, with an opening back wall. The camera is equipped with two fixed lenses Triplet "T-22" 4.5/75 with a stereo base of 67 mm. Manual focusing of two shooting lenses and the viewfinder lens at the same time.
Viewfinder mirror parallax, from the camera "Amateur-2". Synchronization speed with electronic flash - any.
Synchrocontact "X", lamp mount - no flash. The Sputnik camera is equipped with two synchronized central sliding shutters. Shutter speed - 1/200, 1/100, 1/50, 1/25, 1/10 - in early models and 1/250, 1/125, 1/60, 1/30, 1/15 in later models and "AT". The shutter cocking is separate from the film rewind. Rewinding the film by numbers on the leaderboard of the film.Tripod socket thread is 3/8 inch.