Technical Information Download
- High performance wide angle prime lens with a fast f1.4 maximum aperture.
- Perfect for landscapes, cityscapes and the star filled night sky.
- Highest optical performance in its class.
- Incorporates LFD (F Low Dispersion) glass and SLD (Special Low Dispersion) glass elements to minimize chromatic aberration.
- Super multi layer coatings reduces flare and ghosting and provides sharp and high contrast images even in backlit conditions.
- Minimum focus distance of 25cm.
- 77mm filter thread.
- HSM (Hyper Sonic Motor) ensures high speed and quiet autofocus operation.
- Compatible with the Sigma USB Dock (not included).
- Lens construction: 15 elements in 11 groups.
- Angle of view (on SD1): 84.1 degrees.
- Number of diaphragm blades: 9 (rounded).
- Minimum aperture: F16.
- Maximum magnification: 1:5.3
- Dimensions: 85 x 90.2mm (diameter x length).
- Weight: 665 grams.
- Comes complete with front lens cap, rear lens cap, hood and case.
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