Sigma 28-45mm f/1.8 DG DN Art Lens (Leica L)

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

The Sigma 28-45mm f/1.8 DG DN Art Lens (Leica L) is a premium standard zoom lens designed for Leica L-mount full-frame mirrorless cameras. As part of Sigma’s professional Art series, this lens delivers prime-lens-level optical performance with the flexibility of a zoom. It is the world’s first full-frame zoom lens featuring a constant f/1.8 maximum aperture, providing exceptional low-light performance, beautiful background blur, and outstanding image quality. 

With its versatile 28-45mm focal range, internal zoom mechanism, fast autofocus, and advanced optical design, the lens is ideal for portrait photography, street photography, weddings, video production, and professional content creation. 

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

• Leica L 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

• Inner Zoom Mechanism

• Aperture Ring with De-click Function

• 18 Elements in 15 Groups

• 5 Special Low Dispersion (SLD) Elements

• 3 Aspherical Lens 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

• 82mm Filter Thread
  

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

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

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

• Constant f/1.8 aperture provides exceptional low-light capability.

• Delivers sharpness comparable to prime lenses.

• Produces smooth and creamy background blur.

• Advanced SLD and aspherical elements minimize optical errors.

• Super Multi-Layer Coating reduces flare and ghosting.

• Excellent contrast and colour reproduction.

• Maintains consistent optical performance throughout the zoom range.
  

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

• High-speed autofocus system provides fast and accurate focusing.

• Smooth focusing performance for both photography and video.

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

• Aperture ring provides professional exposure control.

• De-click function supports smooth video aperture adjustments.

• Compatible with gimbal setups due to stable internal zoom operation.
  

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

• Premium Sigma Art series construction.

• Durable dust and splash-resistant body design.

• Compact professional zoom design weighing under 1kg.

• Water and oil-resistant front lens coating.

• Designed for demanding professional photography and video applications.

• Includes lens hood, front cap, rear cap, and protective case.
  

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

1. Is this lens compatible with Leica L-mount cameras?

Yes. It is designed for Leica L-mount full-frame mirrorless cameras.

2. What makes this lens unique?

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

3. Does this lens support autofocus?

Yes. It features a high-speed autofocus system suitable for both photography and video.

4. What filter size does this lens use?

The lens uses an 82mm filter thread.

5. Is this lens suitable for professional video production?

Yes. The internal zoom design, smooth aperture control, and fast autofocus make it suitable for professional video workflows.

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

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

The Sigma 28-45mm f/1.8 DG DN Art Lens (Leica L) is a groundbreaking professional zoom lens that combines the flexibility of a zoom with the brightness and image quality of prime lenses. Its constant f/1.8 aperture, advanced optical design, fast autofocus, and professional construction make it an excellent choice for Leica L-mount photographers and videographers seeking exceptional performance for portraits, events, travel, and creative productions.