This movie camera designed to work with "Double 8" (2x8 mm) film wound on a reel. You can read more about film formats here: https://en.wikipedia.org/wiki/8_mm_film Formats "Super 8" and "8mm" are not suitable for this movie camera. If you are planning to use a movie camera for its intended purpose, I can tell you where to buy film for it. You can easily find this information yourself through a search on the Internet, the main thing is to specify the correct format - "Double 8". According to the passport, this movie camera was manufactured on July 22, 1981, and has serial number 817847 (indicated on the lens). At the top of the passport there is a stamp indicating the date of recheck - October 15, 1984. And of course, before putting it up for sale, I myself checked it for functionality. The camera was tested in the work with the film, everything worked correctly. All speeds worked and also in two additional modes - single-frame shooting mode and continuous shooting mode CC, when you do not need to hold down the shutter button. The shutter rotation was also visible in the frame window. Distance and aperture scales worked throughout the entire range. The exposure meter is also in working condition and its needle changed readings depending on the set aperture values and film sensitivity. (photo 8). The video that you see among the photos shows the work with the film of this particular instance. I loaded film into this movie camera as shown in this video: https://www.youtube.com/watch?v=1uah320yMcg All accessories that come with this movie camera without packaging paper are shown in photo 2 below. The foam part of the original packaging has cracked and the left side is missing. However, if this set is shipped, the original box will be placed in another padded box. In addition to accessories, the kit includes instructions, a passport, tables of depth of field values (in meters) when using two attachment lenses (with focal lengths of 250 and 667 mm) and without them. It was produced from 1971 to 1983 at the KMZ factory in the Krasnogorsk city. Quartz 2x8 S3 is a narrow-film movie camera designed for the filming of amateur movies. Designed to work with Super 2x8 film format, wound on a reel. The useful capacity of the reel is 7.5 m of film, which makes it possible to produce 15 m of film. Semi-automatic installation of the aperture provides efficiency when shooting and eliminates the possibility of errors in determining the exposure. The lens "Meteor-8M" with variable focal length allows you to smoothly change the scale of the image. The change in focal length is coordinated with the end-to-end (unparalleled) sight. A spring drive with a full plant pulls 2 m of film. Shooting frequencies of 12, 18, 24 and 36 fps, frame-by-frame shooting, self-shooting, film rewind, unit of grab disconnecting greatly expand the technical capabilities of the camera. In Chrome browser through the translation function you can read here the instruction for this movie camera: http://www.zenitcamera.com/mans/quarz-2x8s-3/quarz-2x8s-3.html

Old Morse key, has 3 pins, has a built-in buzzer in working condition. The coil with the winding at the top is the electromagnet of this buzzer, which when tested made a buzzing sound when the key was pressed. In this case, wires with electricity were connected to the two extreme contacts, the supply voltage was 5.2 Volts. A video of this check can be seen here: https://youtu.be/C0abJbJRkeg Photo 8 shows two ways connections wires. The wire can be inserted horizontally into the hole of the threaded part of the contact and clamped with a bakelite handle. And the second option is to insert the plug with the wire vertically into this contact. The inscription on the key "Line", this refers to a communication line with other devices. Base size 5.7x3.7" / 145x95 mm

The encyclopedia includes information on the most famous Soviet models of photo and cinema equipment, as well as various accessories for photography and filming. There are tabs with black and white and color photos of Soviet photographers. The book was published in Moskow in 1981 by the Publishing house of "Soviet Encyclopedia". Number of pages - 447 Size of the book 5.9x8.8" / 150x223 mm