Zenit Zenitar 35mm f/1.0 M

Name: Zenit Zenitar 35mm f/1.0 M
Brand: Zenit

The Zenit Zenitar 35mm f/1.0 M is a M-mount lens for Leica rangefinder cameras. As of June 2026, it sells from €4,459 used across 1 listing, with a 30-day median of €4,459. Leica price index ↗

Reference maintained by Thomas Boots· prices updated June 2026

Model number(s): 15001

Focal Length: 35mm

Aperture: 𝑓/1

Release Year (from): 2018

Diameter: 74 mm

Length: 88 mm

Minimum Focus Distance: 0.8m

Elements in Groups: 9/8

Aperture Blades: 10

Mount: M

Material Weight: Metal, 740g

Colors: Black Silver

Zenit Zenitar 35mm f/1.0 M

The Zenit Zenitar 35mm f/1.0 M is an ultra-fast wide-angle lens for Leica M-mount rangefinder cameras. It was introduced with the Zenit M digital rangefinder project, a collaboration connected to Leica camera manufacturing and Russian optical production. The official Zenit product page lists the Zenit-M and 35mm f/1.0 lens kit under article 15001 and confirms the 35mm focal length, f/1.0 maximum aperture, 10 aperture blades, 61.7 degree field angle, 0.8m minimum focusing distance and KMZ / Zenit manufacturer context [1].

The lens uses a 9 element, 8 group optical design and has an aperture range from f/1.0 to f/16. Leica Rumors published the technical table from the Zenit M launch site, listing Bayonet M-mount, 0.8m to infinity focusing, 88mm length at infinity without cap, 74mm maximum diameter and 740g weight without cap [2]. A later user review confirms the Leica M mount, rangefinder coupling, 72mm filter thread and approximately 740g weight [3].

This lens should be kept separate from older Soviet Zenitar SLR lenses and from later third-party fast 35mm Leica M lenses. It is a native Leica M lens, not an L39 lens and not a converted optic. It is also closely tied to the Zenit M kit, so collector completeness may depend on whether the lens is sold alone or with the original Zenit M body, caps, booklet, case and kit documentation [4].

Optical qualities

Rendering

The Zenitar 35mm f/1.0 is a fast character lens. Milan Swolfs describes visible spherical aberration wide open, producing glow and a structured out-of-focus rendering, with contrast and sharpness increasing when stopped down [3]. This makes it relevant as a rendering-focused ultra-fast 35mm lens rather than a compact technical 35mm.

Sharpness

Reliable independent testing is limited. User reports generally suggest that wide-open performance is softer and lower in contrast than when stopped down, while f/2 and smaller apertures bring stronger definition. Leica Forum discussion also treats the lens as a curiosity with visible f/1.0 compromises rather than a modern high-performance 35mm benchmark [5].

Contrast and color

The lens can show lower contrast wide open due to spherical aberration and strong optical speed. Stopping down improves contrast. Claims about Leica-level contrast, APO performance or modern flat-field correction should be avoided unless supported by controlled testing [3] [5].

Bokeh and transitions

The f/1.0 aperture gives unusually shallow depth of field for a 35mm M-mount lens. The 10-blade aperture is confirmed by Zenit’s official specification table. Milan Swolfs describes the out-of-focus areas as distinctive, with some brighter-edged highlights and visible optical character wide open [1] [3].

Handling

The lens is large and heavy by Leica M 35mm standards. Official launch specifications list 88mm length, 74mm maximum diameter and 740g weight without cap, placing it closer to super-fast 50mm lenses than to normal 35mm rangefinder lenses [2]. It is rangefinder-coupled, but precise focusing at f/1.0 requires careful calibration and technique.

Digital use

The lens was designed for the Zenit M digital rangefinder, but it can also be used on Leica M bodies. Leica Rumors showed the lens mounted on a Leica M10, and Camera Obscura Elburg lists it as a Leica M-bayonet lens [4] [6]. Because of the large aperture, users should verify rangefinder calibration on the exact camera body.

History

Development and Launch

The Zenitar 35mm f/1.0 M was announced with the Zenit M project at Photokina 2018. Leica Rumors reported the official Zenit M and Zenitar 35mm f/1.0 specifications in September 2018, while Zenit’s own product page later listed the Zenit-M rangefinder digital camera and 35mm f/1.0 lens kit as an active catalog product [1] [2].

Production Evolution

The lens was mainly associated with the Zenit M kit. Leica Rumors later reported that the Zenitar 35mm f/1.0 lens would also be available separately, although separate retail availability appears to have been limited and inconsistent [7]. Current collector listings describe the lens as rare and hard to find, often still connected to its original Zenit M kit context [4].

Special Editions/Variants

The main collector-relevant distinction is the Zenit M kit version. The kit was offered in black and silver camera finishes, and the lens appears in matching kit contexts. Cined reported that only 500 Zenit M camera and Zenitar 35mm f/1.0 combinations were available, but public documentation about standalone lens production numbers is limited, so LeicaLensList should avoid presenting a firm lens-only production total [8].

Collector Notes

Collectors should verify the Zenitar 35mm f/1.0 engraving, Leica M mount, rangefinder coupling, 72mm filter thread, original caps, booklet, kit case and whether the lens was separated from a Zenit M outfit. Because the lens is heavy and fast, rangefinder calibration should be tested carefully at f/1.0. The lens should not be confused with older Zenitar SLR lenses, M42 Zenitar lenses, or modern Chinese 35mm f/0.95 and f/1.2 M-mount lenses [3] [4].

Special editions

No confirmed commemorative lens-only factory special edition is currently documented.

Known collector-relevant variants and related versions include:

Zenitar 35mm f/1.0 M, native Leica M lens supplied with the Zenit M kit.
Zenit M black kit with Zenitar 35mm f/1.0, collector-relevant as a complete outfit.
Zenit M silver kit with Zenitar 35mm f/1.0, collector-relevant as a complete outfit.
Standalone Zenitar 35mm f/1.0 M examples, less commonly seen and should be documented by box, booklet and provenance.
Related Zenit M-mount lenses, including Zenitar 21mm f/2.8 and Zenitar 50mm f/1.0, separate entries.
Older Zenitar SLR lenses, not the same lens and outside LeicaLensList unless converted to Leica M.