Astrophotography
Leica Noctilux-M 35 mm f/1.2 ASPH. f/1.2 Leica M
Carl Full frame
Carl Zeiss Biogon T* 21 mm f/2.8 ZM
This is a full-frame prime lens for Leica M, covering 21 mm and a maximum aperture of f/2.8. It weighs 280 g, and was released in 2004. That combination suits landscape and architecture photography.
It is a prime lens designed for full frame cameras. This wide-angle prime lens features a f/2.8 maximum aperture, making it ideal for landscape, architecture, astrophotography. The optical design incorporates 9 elements in 7 groups, ensuring sharp image quality and minimal distortion. Despite its robust professional construction, the lens delivers exceptional optical performance.
- f/2.8
- Aperture
- 21mm
- Focal
- 280 g
- Weight
- Sep 2004
- Released
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Good for landscapearchitecture
Astrophotography
§ 01
Specification
- Focal length
- 21 mm
- Maximum aperture
- f/2.8
- Minimum aperture
- f/22
- Number of diaphragm blades
- 10
- Optical construction
- 9 elements in 7 groups
- Minimum focusing distance
- 0.5 m (19.69 inches)
- Filter size
- 46 mm
- Lens mount
- Leica M
- Weight
- 280 g (9.88 oz)
- Lens type
- Prime lens
- Image stabilization
- No
- Max Format size
- Full frame
- Aperture ring
- Yes
- Usage
- Landscape, Architecture, Astrophotography
Wide open at 2 m, background blur ≈ 0.2% of the frame width
Report an error
§ 02
Sample frames
§ 03
Video reviews
§ 04
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