Sigma 45mm F2.8 DG DN Contemporary Lens

Sigma 45mm F2.8 DG DN Contemporary Lens

Ultra-Compact Standard Prime for Mirrorless Cameras

The Sigma 45mm F2.8 DG DN Contemporary is Sigma’s smallest and lightest full-frame lens, designed exclusively for mirrorless cameras. As part of Sigma’s I-series, this premium compact prime is ideal for street, portrait, wedding, travel, and everyday photography.

Despite its compact and lightweight build, the lens delivers outstanding optical performance, featuring edge-to-edge sharpness, well-controlled aberrations, and smooth bokeh effects. Constructed with high-quality metal components, including a metal lens hood, aperture ring, and focus ring, it offers both durability and a premium feel.

Key Features

Exceptional Optical Performance

• Edge-to-edge sharpness, even wide open at F2.8.
• 8 elements in 7 groups, including two aspherical elements for reduced chromatic aberration.
• Smooth, natural bokeh with a rounded 7-blade diaphragm.
• Excellent control over flare and ghosting, ensuring high contrast and vibrant colours.

Compact & Lightweight Design

• Weighs only 215g and measures just 46.2mm in length, making it the smallest and lightest Sigma full-frame lens.
• Perfect balance on mirrorless cameras, enhancing portability and handling.

Premium All-Metal Construction

• Full metal body, lens hood, focus ring, and aperture ring for superior durability.
• Tactile knurled metal finish ensures intuitive handling and smooth operation.
• Weather-sealed mount protects against dust and moisture.

Versatile & Fast Aperture for Creative Photography

• F2.8 aperture for excellent low-light performance and shallow depth-of-field effects.
• Ideal for portrait, wedding, and travel photography, producing sharp subjects with beautifully blurred backgrounds.

Smooth & Intuitive Handling

• Manual aperture ring allows photographers to control aperture directly on the lens.
• Switch to Auto mode for camera-controlled aperture settings.
• Fast and accurate autofocus for both photography and videography.

Technical Specifications

Optical Design & Performance

• Lens Construction: 8 elements in 7 groups
• Angle of View: 51.3°
• Diaphragm Blades: 7 (rounded for smooth bokeh)
• Minimum Aperture: F22
• Minimum Focusing Distance: 24cm
• Maximum Magnification Ratio: 1:4

Build & Dimensions

• Filter Thread: 55mm
• Dimensions (Diameter x Length): ø64.0mm × 46.2mm
• Weight: 215g

Compatibility

• Autofocus Mounts: L-Mount | Sony E
• L-Mount Barcode: 00-85126-360696
• Sony E Barcode: 00-85126-360658

Why Choose the Sigma 45mm F2.8 DG DN Contemporary Lens?

• Unmatched portability – The smallest and lightest Sigma full-frame lens.
• Stunning image quality – Sharp, high-resolution results with beautiful bokeh.
• Premium build quality – All-metal construction ensures long-lasting durability.
• Ideal for everyday photography – Perfect for street, travel, portrait, and wedding photography.
• Smooth and accurate autofocus – Optimized for mirrorless cameras.

The Sigma 45mm F2.8 DG DN Contemporary is the ultimate compact standard prime, delivering superb optical performance, premium craftsmanship, and effortless portability. Whether you're a professional or an enthusiast, this lens offers exceptional versatility for both photography and videography.