Syoptic 50mm f/1.1 M

Name: Syoptic 50mm f/1.1 M
Brand: Syoptic

The Syoptic 50mm f/1.1 M is a M-mount lens for Leica rangefinder cameras. As of June 2026, it sells from €319 used across 2 listings, with a 30-day median of €319. Leica price index ↗

Reference maintained by Thomas Boots· prices updated June 2026

Focal Length: 50mm

Aperture: 𝑓/1.1

Release Year (from): 2021

Diameter: 62 mm

Length: 61 mm

Minimum Focus Distance: 0.7m

Elements in Groups: 8/6

Aperture Blades: 11

Mount: M

Syoptic 50mm f/1.1 M

The Syoptic 50mm f/1.1 M is a modern ultra-fast normal lens for Leica M-mount rangefinder cameras. It appeared as an early, small-batch Chinese M-mount lens before the more formal Mr. Ding Studio Noxlux 50mm f/1.1 version. Phillip Reeve documents the Syoptic M-mount version with 8 elements in 6 groups, 11 rounded aperture blades, a 52mm filter thread, 0.7m minimum focusing distance, 61mm length, 62mm diameter and 405g weight [1].

This entry covers the Syoptic-branded Leica M version, including very early low-serial examples such as serial no. 0011. Camera Obscura Elburg listed serial no. 11 and serial no. 39 as compact fast 50mm lenses for Leica M, both in original packaging, and stated that they believed these examples were prototype lenses while still being fully functional [2]. That makes serial 11 collector-relevant, but it should be treated as an early/prototype sample of the Syoptic 50mm f/1.1 M rather than a separate optical model unless further factory documentation appears.

The Syoptic should be separated from the later Mr. Ding Studio Noxlux 50mm f/1.1 M. The later Noxlux is closely related and appears to use a very similar optical design, but it has revised mechanics, an easier-to-access 58mm filter thread and later branding. Phillip Reeve notes that the later Mr. Ding version was the improved official version after the Syoptic, while 35mmc describes the first batch as released in late 2021 under the Syoptic nickname [3] [4].

Optical qualities

Rendering

The Syoptic 50mm f/1.1 is known for strong shallow-depth-of-field rendering and pronounced bokeh character. Phillip Reeve described the M-mount sample as especially appealing for bokeh rendering, while noting that the lens should be judged as a fast character lens rather than a corrected modern 50mm for all-purpose use [1].

Sharpness

Sharpness is strongest in the central image area and improves with stopping down. Phillip Reeve found the lens capable for portrait use and reported good enough sharpness for his intended applications, but also noted focus shift at close to mid distances, which matters when using a rangefinder [1].

Contrast and color

The lens has a modern coated look but should not be treated as a high-contrast Leica or Zeiss lens. Later Mr. Ding reviews describe the related design as having lower contrast and more glow wide open than some premium fast 50mm lenses, with stronger performance stopped down [3] [4].

Bokeh and transitions

Bokeh is one of the main documented strengths of the design. The 11 rounded aperture blades and f/1.1 maximum aperture support strong subject separation. Phillip Reeve specifically placed bokeh among the lens’s strongest qualities, while also noting optical vignetting and other fast-lens compromises [1].

Flare resistance

Flare resistance is a weakness. Phillip Reeve lists flare resistance as not good and notes that the M-mount Syoptic has a recessed filter thread, making filter use difficult. This is one of the mechanical issues later addressed in the Mr. Ding Studio version [1] [3].

Digital use

The lens is Leica M-mount and rangefinder-coupled. Phillip Reeve notes that the rangefinder coupling can be adjusted and that his sample was well calibrated, but the lens can show focus shift when stopped down at close to mid distances. Users should therefore check calibration on the exact Leica M body, especially because f/1.1 leaves little focusing margin [1].

History

Development and Launch

The Syoptic 50mm f/1.1 appeared during the early 2020s wave of Chinese Leica M-mount lenses. The first Syoptic batch was small and low-profile. 35mmc describes the first batch as released in late 2021 under the Syoptic nickname, while Phillip Reeve reviewed the Syoptic 50mm f/1.1 in March 2022 [1] [4].

Production Evolution

The Syoptic version appears to have been followed by the improved Mr. Ding Studio Noxlux 50mm f/1.1. Phillip Reeve noted in October 2022 that an improved version had been released under the Mr. Ding Studios branding, and his later Noxlux review states that the specifications were almost identical to the Syoptic M-mount lens, but with revised construction and a more accessible 58mm filter thread [1] [3].

Special Editions/Variants

No confirmed factory special edition is currently documented. However, very low serial Syoptic examples such as serial no. 0011 and serial no. 0039 are collector-relevant because Camera Obscura Elburg described them as likely prototype lenses. They should be recorded as early/prototype samples if their serial number and packaging are documented [2].

Collector Notes

Collectors should verify the Syoptic front engraving, Leica M mount, serial number, rangefinder coupling, 52mm recessed filter thread, original packaging and mechanical condition. Early lenses may have prototype or pre-production interest, but the available evidence does not prove that serial no. 0011 has a different optical formula from later Syoptic examples. The lens should not be merged with 7Artisans 50mm f/1.1, TTArtisan 50mm f/0.95, Voigtländer Nokton 50mm f/1.1 or Mr. Ding Noxlux 50mm f/1.1, although the Mr. Ding version is closely related [1] [3].

Special editions

No confirmed commemorative factory special edition is currently documented.

Known collector-relevant variants and related versions include:

Syoptic 50mm f/1.1 M, early Leica M-mount version with 52mm recessed filter thread.
Syoptic serial no. 0011, low-serial example described by Camera Obscura Elburg as likely prototype.
Syoptic serial no. 0039, another low-serial example described by Camera Obscura Elburg as likely prototype.
OEM-branded examples, mentioned by Phillip Reeve as possible under other names, should be documented individually.
Mr. Ding Studio Noxlux 50mm f/1.1 M, later improved related version with revised mechanics and 58mm filter thread, separate entry.
Mr. Ding Noxlux Mark II / later E58 versions, related but mechanically updated and should not be merged with the early Syoptic.