{"product_id":"mc-helios-77m-4-50mm-f-1-8-vomz-factory-multi-coated-swirly-bokeh-lens-m42-mount","title":"MC Helios-77M-4 50mm f\/1.8 | VOMZ Factory | Multi-Coated Swirly Bokeh Lens | M42 Mount [Tested \u0026 Verified]","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eElevate your photography with a highly sought-after hidden gem of Soviet optics. While the Helios-44 series is famous worldwide, the \u003cstrong\u003eMC Helios-77M-4\u003c\/strong\u003e takes that legendary optical formula to the next level. Manufactured at the VOMZ (Vologda Optical-Mechanical Plant), this lens offers a faster f\/1.8 maximum aperture and a wider 50mm focal length, making it an incredibly versatile daily prime.\u003c\/p\u003e\n\n\u003cp\u003eEquipped with factory \u003cstrong\u003eMulti-Coating (MC)\u003c\/strong\u003e, it delivers superior contrast, vibrant color rendering, and excellent flare resistance, all while preserving the breathtaking, character-rich \"swirly bokeh\" that vintage lens enthusiasts love.\u003c\/p\u003e\n\n\u003ch3\u003eWhy This Specific Version is Special:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e• Faster and Wider:\u003c\/strong\u003e Unlike the standard 58mm f\/2.0 Helios lenses, the 77M-4 offers a versatile 50mm field of view and a faster f\/1.8 aperture, perfect for low-light shooting and intense background separation.\u003cbr\u003e\n\u003cstrong\u003e• Multi-Coated (MC) Optics:\u003c\/strong\u003e The advanced multi-coating significantly reduces vintage hazing and flaring, providing punchy contrast and beautiful color saturation straight out of the camera.\u003cbr\u003e\n\u003cstrong\u003e• Legendary Swirly Bokeh:\u003c\/strong\u003e Based on the classic Biotar optical design, shooting wide open at f\/1.8 produces a stunning, vortex-like swirly background effect, instantly giving your portraits a cinematic and artistic feel.\u003cbr\u003e\n\u003cstrong\u003e• VOMZ Build Quality:\u003c\/strong\u003e Identified by the factory logo on the name ring, this unit was built at the Vologda plant, known for tight mechanical tolerances and robust metal construction.\u003c\/p\u003e\n\n\u003ch3\u003eCompatibility (DSLR \u0026amp; Mirrorless Cameras)\u003c\/h3\u003e\n\u003cp\u003eFeaturing the universal M42 screw mount, this lens is incredibly easy to adapt to almost any modern digital camera system while retaining infinity focus:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e• DSLR Cameras:\u003c\/strong\u003e Easily adaptable to Canon EF, Pentax K, and others using a standard M42 adapter. (Note: Nikon F DSLR users will need an adapter with a correction glass to achieve infinity focus).\u003cbr\u003e\n\u003cstrong\u003e• Mirrorless Cameras:\u003c\/strong\u003e Works flawlessly with infinity focus on all modern systems via an M42 adapter, including Sony E-mount, Fujifilm X, Canon RF, Nikon Z, Leica L, and Micro Four Thirds (Olympus, Panasonic, Lumix). Perfect for both Full-Frame and Crop (APS-C\/MFT) sensors.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e• Focal Length:\u003c\/strong\u003e 50mm\u003cbr\u003e\n\u003cstrong\u003e• Aperture Range:\u003c\/strong\u003e f\/1.8 – f\/16\u003cbr\u003e\n\u003cstrong\u003e• Optical Design:\u003c\/strong\u003e 6 elements in 4 groups (Biotar Formula)\u003cbr\u003e\n\u003cstrong\u003e• Lens Mount:\u003c\/strong\u003e M42 Screw Mount\u003cbr\u003e\n\u003cstrong\u003e• Minimum Focus Distance:\u003c\/strong\u003e 0.45 meters (approx. 1.5 feet)\u003cbr\u003e\n\u003cstrong\u003e• Filter Diameter:\u003c\/strong\u003e 52mm (M52x0.75)\u003cbr\u003e\n\u003cstrong\u003e• Aperture Blades:\u003c\/strong\u003e 6\u003cbr\u003e\n\u003cstrong\u003e• Sensor Coverage:\u003c\/strong\u003e Full Frame \/ 35mm Film\u003cbr\u003e\n\u003cstrong\u003e• Body Material:\u003c\/strong\u003e Metal\u003cbr\u003e\n\u003cstrong\u003e• Weight:\u003c\/strong\u003e 248 g (8.7 oz)\u003cbr\u003e\n\u003cstrong\u003e• Manufacturer:\u003c\/strong\u003e VOMZ (Vologda Optical-Mechanical Plant), USSR\u003cbr\u003e\n\u003cstrong\u003e• Focus Type:\u003c\/strong\u003e Manual Focus Only\u003c\/p\u003e\n\n\u003ch3\u003eCondition Report\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e• Optics:\u003c\/strong\u003e Excellent condition. The glass elements are perfectly clean and clear. No fungus, no scratches, no separation, and no haze. \u003cem\u003eNote: As with any vintage lens, minor internal micro-dust particles may be visible under harsh light, which is completely normal and has zero impact on image quality.\u003c\/em\u003e\u003cbr\u003e\n\u003cstrong\u003e• Mechanics:\u003c\/strong\u003e The manual focus ring turns exceptionally smoothly and evenly. The aperture mechanism functions perfectly, and the blades are completely clean and free of oil.\u003cbr\u003e\n\u003cstrong\u003e• Cosmetics:\u003c\/strong\u003e Beautiful vintage condition with very minor signs of careful use on the barrel, consistent with its age.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: All photos shown in this listing are actual high-resolution images of the specific lens you will receive.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat’s Included in the Box:\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1.\u003c\/strong\u003e MC Helios-77M-4 50mm f\/1.8 Lens\u003cbr\u003e\n\u003cstrong\u003e2.\u003c\/strong\u003e Original Heavy-Duty Plastic Storage Case (Authentic Soviet impact-resistant tube)\u003cbr\u003e\n\u003cstrong\u003e3.\u003c\/strong\u003e Original Front and Rear Lens Caps\u003c\/p\u003e","brand":"HelicoidPrime","offers":[{"title":"Default Title","offer_id":45339872133189,"sku":"HEL-77M4-50-F18-M42","price":150.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0746\/4665\/0949\/files\/photo_2026-07-12_09.36.01.jpg?v=1783874176","url":"https:\/\/helicoidprime.myshopify.com\/products\/mc-helios-77m-4-50mm-f-1-8-vomz-factory-multi-coated-swirly-bokeh-lens-m42-mount","provider":"HelicoidPrime","version":"1.0","type":"link"}