Compare Sigma 20mm F1.4 DG DN
Construction
Aperture Blades
11 blades, Rounded
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Lens Barrel
Physical aperture ring
Lens Mount
Leica L-mount, Sony E-mount
Material
Aluminum, Thermally Stable Composite (TSC)
Motor
Stepper motor
Optical Formula | Elements
17 elements
Optical Formula | Groups
15 groups
Optical Formula | Special Glass
Two Super-Low Dispersion elements, three aspherical elements, Super Multi-Layer coating, and water- and oil-resistant coating. groups
Dimensions
Filter Diameter
82 mm / 3.23 in
Size | Diameter
88 mm / 3.46 in
Size | Length
111 mm / 4.37 in
Weight
635 g / 22.44 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.4 ~ f/16
Autofocus
Yes
Focal Length
20 mm
Focus Type
Internal
Weather Resistance
Yes
Performance
Min Focus Distance
230 mm / 9.06 in
Production
Accessory
Lens Hood: LH898-04 (supplied)
Debut
2022-08-08
Reviews
Neofiliac score
86%
Pros
- Bright maximum aperture
- Weather-sealed
- Comes with physical aperture ring
- Superb build quality
- Great image quality
Cons
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