Sigma AF 45mm F/2.8 DG I Contemporary Lens – L Mount

Description

Sigma I Series 45mm F2.8 DG DN | Contemporary Premium Compact Prime for Mirrorless Creators

Redefining everyday photography precision-crafted, full-frame performance in a compact, elegant form.

The Sigma I Series introduces a new era of photographic craftsmanship, designed exclusively for mirrorless camera users who value not just performance, but the tactile experience of using high-quality, thoughtfully engineered lenses. The 45mm F2.8 DG DN | Contemporary lens brings full-frame capability to a remarkably compact and lightweight form, perfectly matched to modern mirrorless systems.

Combining outstanding optical performance, beautiful bokeh, and premium build quality, this lens is a versatile everyday companion ideal for street, lifestyle, travel, and portrait photography.

Premium Compact Prime for a New Generation

The I Series delivers a new style of lens designed for photographers who want more than just technical excellencethey want an immersive, hands-on experience. With the 45mm F2.8 DG DN, Sigma has achieved the perfect balance between portability and performance, making it the ideal choice for those who prioritise creative freedom without compromise.

At just 215g, this lens offers full-frame quality in a package small enough to take anywhere.

Beautiful Bokeh and Character-Rich Rendering

With its carefully controlled spherical aberration and refined optical design, the 45mm F2.8 produces smooth, classical bokeh that enhances depth and dimensionality in every image. Foreground and background blur transitions are soft and natural, free from harsh edges or double-line bokeh.

• Minimum focus distance of just 24cm ideal for close-up shots, food, or lifestyle detail photography

• Circular aperture and reduced vignetting deliver elegant, rounded bokeh and minimise swirly distortion

• Wide-open softness meets stopped-down sharpness offering creative flexibility for every lighting scenario

All-Metal Construction with Superb Handling

Designed for everyday use, this lens is built to impress. The body is constructed entirely from precision-machined aluminium, delivering a satisfying tactile feel and long-lasting durability. From the click-stopped aperture ring to the metal focus ring, every detail is made to enhance your shooting experience.

• Solid metal lens hood included seamlessly matches the lens body and offers superior rigidity

• Knurled surface finish provides a secure grip and smooth usability when attaching or detaching the hood

• MF-friendly design with well-damped focus control for precise manual adjustments

Fast, Quiet, and Reliable Autofocus

The Sigma 45mm F2.8 DG DN is equipped with a stepping motor, delivering fast, accurate, and near-silent autofocus. It supports Face/Eye Detection AF and video AF tracking, making it equally capable for stills and video work.

Whether you’re capturing spontaneous moments on the street or filming cinematic b-roll, this lens ensures your subject is always sharp.

Key Features

• Full-frame compatible for Sony E-mount and L-Mount mirrorless systems

• 45mm focal length ideal for natural-looking portraits and everyday shooting

• Bright f/2.8 aperture balances bokeh with portability

• Stepping motor smooth and silent AF performance

• All-metal construction robust, stylish, and durable

• Compact and lightweight only 215g

• Minimum focus distance 24cm

• Magnetic metal lens cap and hood included

The Sigma I Series 45mm F2.8 DG DN | Contemporary lens offers more than just sharp images it delivers a refined photographic experience that speaks to the heart of everyday creativity. A premium prime designed for photographers who value craftsmanship as much as image quality.