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Sigma 20mm F1.8 EX DG ASP RF Lens For Sigma S Mount
Model Specifications
| Brand | Sigma | Model | 20mm F1.8 EX DG ASP RF |
|---|---|---|---|
| Mount | Sigma S | Max FLM | 1X |
| Focal Length | 20mm | View Angle | 94° |
| Max Aperture | F1.8 | Min Aperture | F22 |
| Min Focus | 20cm | Magnification | 0.25X |
| Filter Size | 82mm | Aperture Blades | 9 |
| Size (D x L) | 89 x 87mm | Weight | 520g |
| Tilt | N / A | Shift | N / A |
| Stabilization | No | Protection | None |
| Zoom Mechanism | N / A | Focus Mechanism | Internal |
| Focus Motor | Internal | Focus Drive | AF with MF switch |
| Hood | Bayonet | Features | |
| Perspective | Rectilinear | Introduced |
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Sigma 20mm F1.8 Facts
Fixed focal-length. No zoom.
Rectilinear are normal lenses that show straight lines as straight lines.| 20mm Focal-Length | F1.8 Constant Aperture |
| 82mm Filter Thread | AF with MF switch |
| Sigma S Mount | 1 Max Crop-Factor |
| 520g Lens Weight | 89 x 87mm (D x L) |
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