The Lens and body is in very good working condition without fungus. There is no oil on the diaphragm. Lens has been cleaned recently. 1.Lens mount:M422.Focal length:58 mm3.Relative aperture: 1:24.Scale of diaphragm:from 2 to 165.Diaphragm:Manual6.Focusing range:from 0.5 m to infinity7.Filter Mount:M49x0.75 Product InformationFor photography lovers looking for a camera lens that captures clear foreground images while providing unique and beautiful bokeh affects, the Heli...os 44-2 is worth considering. Lens construction within this Helios camera lens for Zenit/Pentax is six elements in four groups. Though it was made in the early 1990s, this 58 mm f/2.0 lens is compatible with many DSLR cameras with an adapter. It attaches to traditional, 35-mm cameras via the M42 x 1 thread. The Helios 44-2 features a maximum focal aperture of f/2.0. High focal apertures yield pictures with detail finer than what is perceived with the human eye. The aperture of this Helios camera lens for Zenit/Pentax is manually adjusted via the aperture ring. Focal length varies a little in this 58 mm f/2.0 lens from 58-60 mm. Because of its adaptability, one-of-a-kind bokeh effects, and high focal aperture, the Helios 44-2 is a fine camera lens for producing photos with unique effects.Product IdentifiersBrandHeliosMPNHELOIS442F20PENTAXZENITModel44-2eBay Product ID (ePID)114209170Product Key FeaturesFocal Length58mm, Fixed/PrimeCompatible BrandFor Zenit, For PentaxMaximum Aperturef/2Focus TypeManual, Fixed/PrimeTypeSpecial EffectsMountM42DimensionsWeight31.74 OzAdditional Product FeaturesFocal Length (mm)58mmCamera TypeSLRAperturef/2 Introduction — FOTGA adapterWith this FOTGA adapter, you can use M42 mount Lens on Canon EOS M EF-M mirrorless camera.Feature: • Material: Made of aluminum (camera body mount) anodized black, study enough • Solid metal mount lens adapter allows M42 Mount lens is used on Canon EOS M EF-M mirrorless camera body. • No ROM connection on the ring so diaphragm control of the lens is set manually • Allows focus to infinity. • It is possible to use macro rings and other accessaries • Fine finishing! Install, remove and operate lens smoothly! Note:Please note Although the lens will fit physically, automatic diaphragm, auto-focusing, or any other functions will not operate correctly while using this adapter.
In this case "Stop-down mode"will need to be used when metering since the lens doesn't have the ability to have its apeture controlled by camera body.You can shoot with manual mode or apeture priority mode.Set your camera to"shooting without lens"modeCompatible:LENS: M42 CAMERA: Canon EOS M M2 M3 EF-M mirrorless interchangeable lens camera body.