Leica Leica Super-APO-Summicron-SL 21mm f/2 ASPH. Lens Review
Focal Length 21mm
Max Aperture f/2
Mount L-Mount
Stabilization No
Weather Sealed No
Weight 771 g
AF Type Autofocus
Lens Type Ultra Wide-Angle
57.6 Overall Score
Overview
Performance
Pros & Cons
Pros
- Strong optical (84th percentile) 86th
- Strong macro (71th percentile) 74th
- Strong aperture (69th percentile) 69th
Cons
- Below average build (25th percentile) 24th
Specifications
Full Specifications
Optics
| Type | Ultra Wide-Angle |
| Focal Length Min | 21 |
| Focal Length Max | 21 |
| Elements | 14 |
| Groups | 11 |
Aperture
| Max Aperture | f/2 |
| Min Aperture | f/22 |
Build
| Mount | L-Mount |
| Format | Full-Frame |
| Weight | 0.8 kg / 1.7 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 210 |
| Max Magnification | 1:5.3 |
Value & Pricing
vs Competition
| Spec | Leica Leica Super-APO-Summicron-SL 21mm f/2 ASPH. Lens | Nikon Nikon S-Line Nikon NIKKOR Z 24-70mm f/2.8 S II Lens (Nikon Z) | Canon Canon RF 24mm f/1.8 Macro IS STM Lens | Tamron Tamron Di III Tamron 17-70mm f/2.8 Di III-A VC RXD Lens for Sony | Meike Meike 55mm F1.8 Pro Full Frame AF STM Lens High | Sirui Sirui Sniper 56mm f/1.2 Autofocus Lens (Sony E, |
|---|---|---|---|---|---|---|
| Focal Length | 21mm | 24-70mm | 24mm | 17-70mm | 55mm | 56mm |
| Max Aperture | f/2 | f/2.8 | f/1.8 | f/2.8 | f/1.8 | f/1.2 |
| Mount | L-Mount | Nikon Z | Canon RF | Sony E Mount | Sony E | Sony E |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | false | true | false | false | false | false |
| Weight (g) | 771 | 676 | 269 | 544 | 201 | 422 |
| AF Type | Autofocus | Autofocus | Autofocus | Autofocus | STM | Autofocus |
| Lens Type | Ultra Wide-Angle | Zoom | Zoom | Zoom | - | - |