Sigma 14mm f/1.4 DG DN Art Lens for Sony E-Mount

The Sigma 14mm f/1.4 DG DN Art Lens for Sony E-Mount is designed to capture the beauty of the starry night sky and offers exceptional optical performance. Here are its technical details:

1. Aperture Range: The lens features an aperture range from f/1.4 to f/16, providing excellent low-light performance and depth of field control. The aperture diaphragm consists of 11 rounded blades, resulting in smooth and attractive bokeh.

2. Optical Design: Comprising 19 elements in 15 groups, the lens includes one Special Low Dispersion glass, three FLD elements, and four aspherical lenses. This advanced optical configuration ensures advanced aberration correction and high image quality with minimized ghosting and flare.

3. Coatings: The lens is equipped with Super Multi-Layer Coating to minimize surface reflections, flare, and ghosting, resulting in increased contrast and color accuracy. Additionally, a water- and oil-repellent coating on the front element helps to maintain image quality in challenging conditions.

4. Minimum Focusing Distance: With a minimum focusing distance of 30cm, the lens allows for close-up shots with a maximum magnification ratio of 1:11.9.

5. Angle of View: With a wide 114.2-degree angle of view, the lens is well-suited for capturing expansive landscapes and interiors.

6. Autofocus System: The lens features an inner focusing system and high-speed autofocus, ensuring sharp and accurate focusing for capturing spontaneous moments. The High-response Linear Actuator provides fast, quiet, and precise autofocus performance.

7. Aperture Ring and Controls: Designed with an aperture ring, aperture ring click switch, aperture ring lock switch, AFL button, MFL button, and focus mode switch, the lens supports various focus modes and allows for precise control over aperture settings. It is also compatible with AF assist.

8. Special Features: The lens includes unique features such as a tripod socket for enhanced stability, a lens heater retainer to prevent vignetting, and a rear filter holder. The specially designed front cap with a locking mechanism ensures secure attachment.

9. Construction: Constructed with polycarbonate Thermally Stable Composite and magnesium, the lens features a dust- and splash-resistant structure for durability in various conditions. The brass bayonet mount provides high-precision and durability.

In summary, the Sigma 14mm f/1.4 DG DN Art Lens for Sony E-Mount offers outstanding optical performance, advanced features, and durable construction, making it an excellent choice for capturing stunning starry skies, landscapes, portraits, and indoor scenes.