Leica Super-APO-Summicron-SL 21 mm f/2 ASPH.
Leica Oct 2023
Leica Full frame

Leica Super-APO-Summicron-SL 21 mm f/2 ASPH.

This is a full-frame prime lens for L-Mount, covering 21 mm and a maximum aperture of f/2. Released in 2023, it weighs 800 g and is weather-sealed. That combination suits landscape, architecture and low-light photography.

It is a prime lens designed for full frame cameras. This wide-angle prime lens features a f/2 maximum aperture, making it ideal for landscape, architecture, astrophotography, low-light. The optical design incorporates 14 elements in 11 groups, ensuring sharp image quality and minimal distortion. Despite its robust professional construction, the lens delivers exceptional optical performance.

f/2
Aperture
21mm
Focal
800 g
Weight
Oct 2023
Released
launch price
$5,495
cined.com ↗·checked Oct 2026
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Good for landscapearchitecturelow-lightastrophotography
§ 01

Specification

Manufacturer data
Focal length
21 mm
Maximum aperture
f/2
Minimum aperture
f/22
Number of diaphragm blades
Not specified
Optical construction
14 elements in 11 groups (4 aspherical elements)
Minimum focusing distance
0.25 m (9.8 in)
Filter size
82 mm
Lens mount
L-Mount
Dimensions
88 mm (diameter) x 102 mm (length)
Weight
800 g (1.76 lbs)
Lens type
Prime lens
Lens style
Wide angle
Image stabilization
No
Aperture ring
No
Weather sealing
Yes
Max Format size
Full frame
Macro
No
Auto focus type
AF
Usage
Landscape, Architecture, Astrophotography, Low-light

Wide open at 2 m, background blur ≈ 0.3% of the frame width

Report an error
§ 02

Sample frames

Shot on the Leica Super-APO-Summicron-SL 21 mm f/2 ASPH.
It’s Just Around The Bend
01 It’s Just Around The Bend by Errol_S
Cross Over The Bridge
02 Cross Over The Bridge by Errol_S
Abandoned Railroad Lift Bridge
03 Abandoned Railroad Lift Bridge by Errol_S
Behind The Scenes
04 Behind The Scenes by Errol_S
All Entries Are Protected
05 All Entries Are Protected by Errol_S
You Can Take a Train to the Moon
06 You Can Take a Train to the Moon by Errol_S
All Roads Lead To The City
07 All Roads Lead To The City by Errol_S
dropping deuces squared
08 dropping deuces squared by arnds.photos
narrow light
09 narrow light by arnds.photos
the shadow kept laughing
10 the shadow kept laughing by arnds.photos
SANMON
11 SANMON by photo-tez
It Looks Like So Much Fun
12 It Looks Like So Much Fun by Errol_S
STREET
13 STREET by photo-tez
You Better Get In There
14 You Better Get In There by Errol_S
WIZARD
15 WIZARD by photo-tez
HOUOUDO
16 HOUOUDO by photo-tez
BYOUDOUIN
17 BYOUDOUIN by photo-tez
On Broadway
18 On Broadway by Errol_S
Himalayan cedar
19 Himalayan cedar by photo-tez
LAND MARK TREE
20 LAND MARK TREE by photo-tez
§ 03

Video reviews

3 on YouTube
Video thumbnail for Video Review 1
Video thumbnail for Video Review 2
Video thumbnail for Video Review 3
§ 04

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§ 05

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