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
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Specification
- 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
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