Sigma 45mm F2.8 DG DN | C – L Mount – Refurbished

Sigma 45mm F2.8 DG DN | Contemporary Lens for L-Mount (Refurbished)

Supplied as a Genuine Sigma Refurbished product, the Sigma 45mm F2.8 DG DN | Contemporary is a beautifully crafted full-frame standard prime that combines premium all-metal construction with exceptional portability and refined image quality. As the first lens introduced in Sigma’s acclaimed I Series, it delivers a unique blend of classic rendering, beautiful bokeh and modern optical performance in an incredibly compact body.

Designed specifically for mirrorless cameras, the 45mm focal length offers a natural perspective that’s perfect for portraits, street photography, travel, weddings, everyday shooting and video production. Weighing just 215g, it’s one of the lightest full-frame standard primes available for the L-Mount system, making it an ideal lens to carry wherever your photography takes you.

Why You’ll Love It

• Genuine Sigma Refurbished product

• L-Mount

• Full-frame mirrorless standard prime

• Compact and lightweight 215g design

• Premium all-metal I Series construction

• Beautiful natural bokeh and rendering

• Fast F2.8 maximum aperture

• Manual aperture ring

• Fast, quiet stepping motor autofocus

• Dust and splash-resistant mount

Premium I Series Design

The Sigma 45mm F2.8 DG DN | Contemporary was the first lens in Sigma’s premium I Series, designed to offer photographers an enjoyable shooting experience alongside outstanding optical performance.

Its beautifully engineered construction includes:

• Precision-machined aluminium body

• Metal focus ring

• Metal aperture ring

• Metal lens hood

• Premium tactile controls

• Compact mirrorless-optimised design

The result is a lens that feels every bit as refined as it performs.

Beautiful Rendering with Classic Character

Rather than chasing ultimate clinical sharpness alone, Sigma designed the 45mm F2.8 to produce images with exceptional character.

Spherical aberration has been carefully controlled to produce:

• Smooth foreground blur

• Natural background transitions

• Beautiful round bokeh

• Minimal double-line bokeh

• Reduced swirly bokeh

• Strong three-dimensional subject separation

Wide open, the lens produces soft, atmospheric rendering, while stopping down reveals impressive edge-to-edge sharpness and contrast.

Compact Without Compromise

Despite weighing only 215g, the Sigma 45mm F2.8 delivers excellent optical performance throughout the frame.

Its optical design features:

• 8 elements in 7 groups

• Excellent correction of chromatic aberration

• Outstanding sharpness across the frame

• Minimal flare and ghosting

• High contrast in challenging lighting

The combination of compact dimensions and high image quality makes it an ideal everyday lens.

Perfect Everyday Focal Length

The versatile 45mm focal length sits naturally between traditional 35mm and 50mm lenses, making it suitable for a huge range of photographic styles.

Ideal for:

• Street photography

• Portraits

• Weddings

• Travel

• Documentary work

• Everyday photography

• Food photography

• Video production

Its compact size means it balances beautifully on modern L-Mount mirrorless cameras.

Close Focusing Flexibility

With a minimum focusing distance of just 24cm and a maximum magnification ratio of 1:4, the Sigma 45mm F2.8 is capable of capturing intimate close-up compositions.

Perfect for:

• Tabletop photography

• Food photography

• Product photography

• Detail shots

• Creative close-ups

This versatility makes it an excellent single-lens solution for everyday photography.

Fast and Quiet Autofocus

A precision stepping motor delivers smooth, responsive autofocus performance for both stills and video.

Features include:

• Fast autofocus

• Quiet operation

• Face Detection AF

• Eye Detection AF

• Video AF support

• Smooth manual focus operation

The focus mode switch also allows instant switching between autofocus and manual focus.

Built for Daily Use

The Sigma 45mm F2.8 has been designed to withstand years of regular use while maintaining its premium feel.

Features include:

• Dust and splash-resistant mount

• Durable brass bayonet mount

• Precision aluminium construction

• Manual aperture ring

• Excellent mechanical feel throughout

Its compact dimensions also make it one of the most enjoyable lenses to carry every day.

Additional Features

• Manual aperture ring

• Focus mode switch

• Compatible with DMF and AF+MF

• Compatible with Sigma USB Dock UD-11 (L-Mount)

• Super Multi-Layer Coating

• Excellent flare and ghosting resistance

• Premium metal lens hood included

Key Specifications

Product Line: Sigma Contemporary (I Series)

Lens Type: Standard Prime

Mount: L-Mount

Sensor Format: Full Frame

Focal Length: 45mm

Maximum Aperture: F2.8

Minimum Aperture: F22

Optical Construction: 8 Elements in 7 Groups

Angle of View: 51.3

Diaphragm Blades: 7 Rounded

Minimum Focus Distance: 24cm

Maximum Magnification: 1:4

Filter Thread: 55mm

Dimensions: 64 46.2mm

Weight: 215g

Included Accessories

• Metal Lens Hood

• Front Lens Cap

• Rear Lens Cap

Genuine Sigma Refurbished

This lens is supplied as a Genuine Sigma Refurbished product, professionally inspected, tested and certified by Sigma to ensure it meets the company’s exacting standards for optical performance, reliability and cosmetic condition.

It offers the premium build quality, distinctive rendering and exceptional portability of Sigma’s I Series while representing outstanding value for L-Mount photographers.

Ideal For

• Street Photography

• Portrait Photography

• Travel Photography

• Documentary Photography

• Wedding Photography

• Everyday Photography

• Food Photography

• Product Photography

• Lifestyle Photography

• Video Production