Astrophotography
Sigma A 30 mm f/1.4 DC HSM f/1.4 Nikon F
Nikon Full frame
Nikon Nikkor AF 20 mm f/2.8D
This is a full-frame prime lens for Nikon F, covering 20 mm and a maximum aperture of f/2.8. Released in 1994, it weighs 270 g. 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 12 elements in 9 groups, ensuring sharp image quality and minimal distortion. Despite its robust professional construction, the lens delivers exceptional optical performance.
- f/2.8
- Aperture
- 20mm
- Focal
- 270 g
- Weight
- Mar 1994
- Released
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Good for landscapearchitecture
Astrophotography
§ 01
Specification
- Focal length
- 20 mm
- Maximum aperture
- f/2.8
- Minimum aperture
- f/22
- Number of diaphragm blades
- 7
- Optical construction
- 12 elements in 9 groups
- Minimum focusing distance
- 0.25 m (9.84 inches)
- Filter size
- 62 mm
- Lens mount
- Nikon F
- Dimensions
- 69 x 42.5 mm
- Weight
- 270 g (9.52 oz)
- Lens type
- Prime lens
- 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
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§ 02
Sample frames
§ 03
Video reviews
§ 04
Similar lenses
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