Zenit-ET" is a small-format SLR camera with a constant-sight mirror. Designed for various amateur and special filming on black-and-white and color film.The camera has a built-in exposure meter, self-timer, and shutter trigger. The camera can use interchangeable lenses with an M42×1 mounting thread and a working distance of 45.5 mm. "Zenit-ET" can be used for reproduction work using extension rings, close-up shooting of small objects from short distances (macro photography) and shooting with a microscope (micro photography).The camera is available in two versions: with the Helios-44-2 lens - 2/58 mm, with the Industar-50-2 lens - 3.5/50 mm.The camera compares favorably with previous models with the following advantages:non-rotating shutter speed dial;rewinding the film using a tape measure when the shutter mechanism is disconnected from the film transport mechanism;the Fresnel lens ensures uniform brightness of the image of the subject in the viewfinder, and micropyramids in the center of the field increase the accuracy of focusing the image;shutter synchronization with flash lamp; the ability to use flash lamps with cable and cableless connections;charging the camera with film is cassette with simplified loading of the end of the film onto the receiving reel.Helios 44-2 58mm F/2.0, M42 mount, USSR lens!Item Specification:Lens mount: M42Focal length: 58mmRelative aperture: 1:2.0Aperture scale: 2.0 to 16Aperture: manualMeasuring range: from 0.5 m to 10 m to infinity.Filter holder: M49x0.75

The camera and lens are in excellent working condition, there are visible traces of grease on the diaphragm and it does not affect operation.