Voigtländer Heliar 50mm f/3.5 IV

Voigtländer Heliar 50mm f/3.5 IV

This compact 50mm revives one of photography's oldest optical formulas, the Heliar, in a modern Leica M-mount package built by Cosina. The lens uses a simple five-element, three-group classic Heliar layout, and its barrel is engraved with the optical diagram as a nod to Voigtländer lenses dating back to the 19th century [1]. It belongs to the Voigtländer Heliar Vintage Line, a small family of slow, deliberately old-fashioned standard lenses, and this M-mount, non-collapsible version was announced by Cosina in September 2016 [1][2].

Physically it is a small, light all-metal lens weighing about 209 g, with a modest f/3.5 maximum aperture, a ten-blade diaphragm, and a short minimum focusing distance of 0.7 m [1]. The aperture range runs from f/3.5 to f/22, and the lens couples to the rangefinder for normal focusing on M cameras and adapters [1]. A distinctive handling trait noted in reviews is the front element and aperture ring assembly: turning the focusing ring also rotates the aperture ring, so the aperture scale can end up facing downward, away from the photographer, requiring the focus to be returned toward its default position to read the f-stop easily [1]. Reviewers also found the bright silver finish reflective enough that the small engraved aperture and distance figures can be hard to read, and that the focus ring sits close enough to the ring next to the mount that the two can be confused in use [1].

Across its history this Heliar design has appeared in several rangefinder mounts. Earlier versions existed in Leica thread mount (LTM) and in Nikon S mount, including a collapsible variant, and the lens was offered as a special edition tied to the Bessa R2S Nikon S-mount rangefinder; many photographers used those earlier examples on Leica M bodies via adapters [1]. The M-mount Vintage Line version described here was the first to be made natively for Leica M and is not collapsible [1]. At launch the lens was priced at around ¥65,000 in Japan and roughly US$529 to $630, marking it as an inexpensive specialty optic rather than a premium one [1][2].

Optical qualities

Rendering Documented impressions describe the lens as sharp and color accurate for its simple design, which is the traditional reputation of the Heliar formula [1]. The slow f/3.5 maximum aperture gives generous depth of field, which makes rangefinder focusing forgiving [1].

Distortion and vignetting A reviewer using the lens reported no obvious focus shift, barrel distortion, flare, ghosting, or purple fringing during testing, while some vignetting was visible at the wider settings of f/3.5 and f/5.6 [1].

History

Development and Launch Cosina announced the Voigtländer Heliar Vintage Line 50mm f/3.5 in VM (Leica M) mount in September 2016 [2]. The Vintage Line concept deliberately recalls early Voigtländer optics, and the Heliar name traces to a classic lens type, here rendered as a five-element, three-group design and even engraved on the barrel [1]. This release was significant for being the first time the modern Heliar 50mm was offered natively in Leica M mount rather than only in thread mount or Nikon S mount [1].

Production Evolution Versions of this Heliar have circulated in Leica thread mount and Nikon S mount, including a collapsible design, before the fixed M-mount Vintage Line version arrived [1]. The M-mount version is rigid rather than collapsible [1].

Special editions The earlier Heliar 50mm f/3.5 was associated with the Bessa R2S Nikon S-mount camera as a special-edition pairing, which is how many of those examples entered circulation [1]. No additional widely documented factory special variants of the current M-mount lens are confirmed here.

Collector Notes Buyers should distinguish this native Leica M-mount Vintage Line lens from the older LTM and Nikon S-mount versions, which require adapters on M cameras and include a collapsible type [1]. The bright silver barrel and very small engraved markings make the aperture and distance scales hard to read in some light, a handling point worth checking in person [1]. The 27 mm filter thread is unusually small, so verify that any caps or filters acquired with the lens match it.

Sources

• [1] Leica Rumors. Voigtlander Heliar Vintage Line 50mm f/3.5 VM lens for Leica M mount review. https://leicarumors.com/2017/03/12/voigtlander-heliar-vintage-line-50mm-f3-5-vm-lens-review.aspx/
• [2] Leica Rumors. Voigtlander HELIAR Vintage Line 50mm f/3.5 VM lens for Leica M mount announced. https://leicarumors.com/2016/09/16/voigtlander-heliar-vintage-line-50mm-f3-5-vm-lens-for-leica-m-mount-announced.aspx/