Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E)

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Overview

The Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) is a professional standard zoom lens designed for Sony E-mount full-frame mirrorless cameras. Part of Sigma’s premium Art series, this lens is the world’s first full-frame zoom lens with a constant f/1.8 maximum aperture, combining the flexibility of a zoom lens with the brightness and image quality of a prime lens. 

Featuring advanced optical construction, high-speed autofocus, an internal zoom mechanism, and professional video-friendly controls, the Sigma 28-45mm f/1.8 DG DN Art Lens is ideal for portraits, weddings, events, street photography, low-light shooting, filmmaking, and content creation. 

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Key Features

• Sony E Mount Compatibility

• Full-Frame Mirrorless Format

• Sigma Art Series Professional Lens

• World's First Full-Frame f/1.8 Zoom Lens

• 28-45mm Standard Zoom Range

• Constant f/1.8 Maximum Aperture

• Minimum Aperture f/16

• High-Speed Autofocus System

• HLA (High-response Linear Actuator) Focus Motor

• Inner Zoom Mechanism

• Aperture Ring with De-click Function

• Two Customizable AFL Buttons

• 18 Elements in 15 Groups

• 5 Special Low Dispersion (SLD) Elements

• 3 Aspherical Elements

• Super Multi-Layer Coating

• Rounded 11-Blade Diaphragm

• Minimum Focusing Distance of 30cm

• Maximum Magnification Ratio of 1:4

• Dust and Splash-Resistant Structure

• Water and Oil-Repellent Front Coating

• 82mm Filter Thread
  

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) Price in Kenya

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) Specifications Table

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Optical Performance

• Constant f/1.8 aperture delivers exceptional low-light performance.

• Provides prime-lens-level sharpness throughout the zoom range.

• Creates smooth and professional background blur.

• SLD and aspherical elements reduce chromatic aberrations and optical distortion.

• Super Multi-Layer Coating minimizes flare and ghosting.

• Produces excellent contrast and colour accuracy.

• Designed for high-resolution Sony full-frame mirrorless cameras.
  

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Autofocus and Handling

• HLA autofocus motor provides fast and accurate focusing.

• Smooth autofocus performance for photography and video recording.

• Internal zoom design keeps the lens length constant while zooming.

• Aperture ring allows professional exposure control.

• De-click function supports smooth aperture changes during video production.

• Two AFL buttons provide customizable shooting controls.

• Compatible with handheld, tripod, and gimbal shooting setups.
  

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Build and Design

• Premium Sigma Art series construction.

• Durable dust and splash-resistant body design.

• Lightweight design under 1kg for a professional zoom lens.

• Water and oil-repellent front coating.

• Professional-grade lens barrel with excellent handling.

• Supplied with lens hood, front cap, rear cap, and protective case.
  

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Ideal Use Cases

• Portrait photography

• Wedding photography

• Event photography

• Street photography

• Travel photography

• Documentary photography

• Professional videography

• Studio photography

• Content creation

• Low-light photography

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – FAQs

1. Is this lens compatible with Sony E-mount cameras?

Yes. It is designed for Sony E-mount full-frame mirrorless cameras.

2. What makes the Sigma 28-45mm f/1.8 unique?

It is the world’s first full-frame zoom lens with a constant f/1.8 maximum aperture, offering the brightness of a prime lens with zoom flexibility. 

3. Does this lens support autofocus?

Yes. It features a high-speed HLA autofocus motor for fast and accurate focusing.

4. What filter size does this lens use?

The lens uses an 82mm filter thread.

5. Is this lens suitable for video production?

Yes. Features such as internal zoom, reduced focus breathing, aperture de-click function, and smooth autofocus make it suitable for professional video work. 

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Pros and Cons

Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) – Conclusion

The Sigma 28-45mm f/1.8 DG DN Art Lens (Sony E) is an innovative professional zoom lens that combines the flexibility of a zoom with the brightness and optical quality of a prime lens. Its constant f/1.8 aperture, advanced Art-series optics, fast autofocus, and professional video features make it an excellent choice for Sony E-mount photographers and filmmakers looking for exceptional creative performance.