Sigma 135mm F1.4 DG HSM Art Lens for L-Mount Cameras

The Sigma 135mm F1.4 DG HSM Art lens for L-Mount cameras is a high-performance prime lens engineered to meet the rigorous demands of professional portrait photography. As the world’s first 135mm autofocus lens with a maximum aperture of F1.4, it offers unparalleled light-gathering capabilities and creative control. The sophisticated optical design ensures that subjects are rendered with extreme clarity, while the background is transformed into smooth, artistic bokeh that emphasizes the depth of the image.

Advantages

This lens excels by providing a unique combination of high resolution and shallow depth of field, which is essential for isolating subjects from complex backgrounds. The advanced optical construction, consisting of 17 elements in 13 groups, minimizes aberrations and ensures edge-to-edge sharpness even at the widest aperture. Its robust build quality is designed for intensive professional use, while the fast and accurate autofocus system ensures that fleeting moments are captured with precision. The lens provides a natural perspective that is highly sought after for portraiture, allowing photographers to maintain a comfortable distance from their subjects while achieving a professional, cinematic look.

Suitable for

• Professional portrait photography
• Low-light event and wedding photography
• Fashion and editorial shoots
• Artistic photography requiring deep background separation

When it may not be suitable

Due to its significant weight of 1.43 kg and substantial physical dimensions, this lens may not be ideal for photographers who prioritize lightweight, compact gear for travel or long-duration handheld shooting. It is also a specialized prime lens, meaning it lacks the versatility of a zoom lens, which might limit its utility in fast-paced environments where changing focal lengths is necessary.

Key specifications

• Lens structure: 17 elements in 13 groups
• Maximum aperture: F1.4
• Minimum aperture: F16
• Minimum focusing distance: 1.1 meters
• Mount type: L-Mount
• Weight: 1.43 kg
• Diameter: 11.2 cm
• Length: 135.5 mm

How to use

To use the Sigma 135mm F1.4 DG HSM Art lens, attach it securely to your L-Mount camera body until it clicks into place. Ensure the camera is powered off during mounting. Once attached, set your camera to the desired shooting mode. For portraiture, it is recommended to use a wide aperture like F1.4 to maximize background blur. Utilize the autofocus system for quick subject acquisition, or switch to manual focus if you require precise control over the focal plane. Given the shallow depth of field at F1.4, ensure your focus point is precisely on the subject's eyes for the best results.

What to consider before purchase

• Verify compatibility with your specific L-Mount camera model.
• Consider the weight of the lens and ensure your tripod or gimbal can support 1.43 kg.
• Assess whether a fixed 135mm focal length fits your specific photography style.
• Ensure you have a high-quality filter if you intend to protect the front element.

For optimal results, use a sturdy tripod when shooting in low-light conditions to prevent camera shake, and always keep the lens glass clean to maintain the high-resolution performance this Art series lens is known for.