The Sigma 17mm f/4 DG DN Contemporary Lens combines an expansive field of view with a compact design, making it an ideal choice for landscape photographers, street artists, and those focused on interior and architectural photography. This wide-angle prime lens delivers an engaging perspective while maintaining a modest f/4 maximum aperture, which contributes to its lightweight and portable nature. Its advanced optical performance ensures that images are captured with exceptional sharpness, accuracy, and minimal distortion. This ultra-wide lens serves as an excellent companion for lightweight landscape setups, everyday architectural and interior photography, and even offers creative possibilities for distinctive portraits and vlogging.

The Contemporary Line lens boasts a modern design with dimensions of approximately 2.5 x 2 inches and a weight of slightly less than 8 ounces, ensuring it is sufficiently portable for daily photography requirements while maintaining high standards in optics and performance. Its internal focusing mechanism, combined with a stepping autofocus motor, delivers quick and efficient focusing capabilities, making it ideal for both still images and video recording.

The optical design features two SLD elements and three aspherical elements, aimed at enhancing sharpness while minimizing distortion. Additionally, it incorporates a Super Multi-Layer Coating that effectively manages flare and reflections. The close minimum focusing distance of merely 4.7 inches is ideal for capturing close-up subjects. A rounded 7-blade diaphragm enhances the bokeh quality, providing a smooth and aesthetically pleasing background. This lens is compatible with the AF assist function and lens aberration correction on supported camera models. Furthermore, its dust and splash-resistant construction, along with a brass bayonet mount, ensures both precision and durability.

I Series Lens

The Sigma I Series comprises a collection of lenses that are compatible with full-frame cameras, focusing on achieving an optimal balance between performance and compactness for users of mirrorless systems. These lenses offer exceptional optical quality alongside an elegant and streamlined design, making them highly suitable for modern mirrorless cameras and for photographers who value usability, portability, and functionality in their equipment.

• I Series lenses have an all-metal construction, including precision-cut aluminum parts on the barrel that offers an elegant finish that’s equally durable. Metal materials are also used throughout the internal construction for added robustness and reliability that is inspired by Sigma’s Cine lens lineup.
• Knurled aperture and focus rings, along with an included knurled metal lens hood, further contribute to a pleasing tactile experience.
• In addition to knurled details, the lens features an intuitive AF/MF switch and the aperture ring includes an ‘A’ position for quick switching to an aperture-priority exposure mode.
• I Series lenses include both a conventional plastic lens cap along with a magnetic metal lens cap for more streamlined and minimal attachment method.
• Magnetic lens cap is compatible with optional CH-11 Magnetic Cap Holder.