Thank you for viewing. Helios 44-2 (M42 mount) This is an old lens famous for its swirly bokeh. I purchased it used and have only used it once. It comes with an M42-EOS R mount adapter (K&F Concept) that can be used with Canon EOS R series cameras. About the lens: ・Manufacturer: KMZ (Helios) ・Model: Helios 44-2 ・Focal Length: 58mm ・Aperture: f/2 ・Mount: M42 (Manual Focus) It is characterized by its unique rendering and "swirly bokeh" that makes the background appear to swirl. Condition: ・Appearance: Scratches from use (commensurate with an old lens) ・Inside the lens: No mold or clouding that affects shooting ※Please understand that minor dust is a characteristic of old lenses. ※Please check the photos for the condition. Included items: ・Helios 44-2 lens body ・M42-EOS R mount adapter (K&F Concept) Notes: ・This is a manual focus lens. ・Please purchase only if you understand old lenses. ・Returns are not accepted to prevent swapping. Instant purchase is OK. Please feel free to comment if you have any questions.