24405_IM.indd 5

2/26/2014 12:20:35 PM

Page 5
Image 5
Sigma manual 24405IM.indd 26/2014 122035 PM

24405 specifications

The Sigma 24405 is a powerful and versatile lens designed for contemporary photographers seeking high-quality image capture in a range of settings. Known for its exceptional optical performance and durability, the Sigma 24405 is particularly popular among enthusiasts and professionals alike.

One of the main features of the Sigma 24405 is its focal length versatility. With a range of 24mm to 105mm, this lens allows photographers to shoot a variety of subjects, from landscape scenes to portraits. The constant maximum aperture of f/4 throughout the zoom range ensures consistent brightness, which is essential for achieving optimal exposure and depth of field control.

Integrating advanced technologies, the Sigma 24405 features Super Multi-Layer Coating that effectively reduces flare and ghosting, providing enhanced contrast and clarity in images. The lens incorporates specialized glass elements, such as low-dispersion (LD) glass, to correct chromatic aberration and improve overall sharpness. Photographers will appreciate the lens's ability to deliver high-resolution images across the frame, making it suitable for both full-frame and crop sensor cameras.

The construction quality of the Sigma 24405 is noteworthy, featuring a robust and weather-sealed design that protects against dust and moisture. This resilience allows photographers to confidently use the lens in challenging environments, from bustling city streets to remote outdoor settings. The lens also benefits from a compact and lightweight design, making it easy to carry for extended periods without causing fatigue.

Another significant characteristic of the Sigma 24405 is its fast and accurate autofocus system, driven by a stepping motor that ensures quiet operation. This feature is particularly advantageous for videographers who require smooth and discreet focusing during recording. Additionally, the lens is compatible with Sigma’s USB Dock, permitting users to fine-tune parameters, update firmware, and adapt the lens to personal preferences.

In summary, the Sigma 24405 embodies a blend of advanced optical technologies, versatile focal lengths, and durable construction. Whether shooting landscapes, portraits, or everyday moments, this lens is designed to meet the demands of photographers pursuing creative excellence. Its combination of performance, adaptability, and build quality makes it a valuable addition to any photographer's toolkit.