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Key Features
- Full-Frame | f/2 to f/22
- Compact, Fast Ultra-Wide Angle Prime
- Fast Internal Focus System
- I Series Lens
Combining an impressive field of view with a usefully bright design, the Sigma 20mm f/2 DG Contemporary Lens offers an ultra-wide focal length within a compact and lightweight form factor.
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How fast is this lens' focusing compared to the ...
How fast is this lens' focusing compared to the Sony's GM line and Sigma's Art line?
The Sigma 20mm f/2 DG Contemporary Lens (Sony E, Black) has a slower autofocus system than the Sigma Art and Sony G Master lenses. Generally, the Sony G Master lenses offer the fastest and most reliable autofocus.
Date published: 2025-03-18
What are the dimensions with the lens hood on?
What are the dimensions with the lens hood on?
The Sigma 20mm f/2 DG Contemporary Lens (L-Mount) is about 93mm with the hood facing outwards.
Date published: 2025-03-25
Is this lens the same design as the Sigma 20mm DG ...
Is this lens the same design as the Sigma 20mm DG DN, despite the $100 drop in retail price?
Yes, the Sigma 20mm f/2 DG Contemporary Lens is the same as the Sigma 20mm f/2 DG DN Contemporary Lens except for slight cosmetic changes.
Date published: 2026-01-23