Sigma Art 18-35mm F1.8 DC HSM Lens for Sigma

Truly a revolutionary product, the Sigma 18-35mm 1.8 DC HSM is the first wide-angle to standard zoom lens to achieve a large aperture of 1.8. Designed specifically for APS-C sized sensors, the Sigma 18-35mm 1.8 translates to 27mm-52.5mm on 35mm camera.

• Sigma’s Art 18-35mm F1.8 DC HSM lens is the world’s first zoom lens offering a constant F1.8 aperture.
• The use of aspherical lens elements allows for improved optical performance a reduced number of component lenses and a compact lightweight lens design. Aspherical lenses provide high-quality distortion-free images equivalent to those of a single focal length lens.
• Uses DC lenses which are distinguished by a smaller image circle designed to match the APS-C sensor size of most digital SLR cameras. Reduction of the image circle made it possible to reduce the size and weight of the lens improving its handling characteristics.
• This lens uses a motor driven by ultrasonic waves to provide extremely fast quiet and exceptionally accurate auto focusing. HSM is supported by Canon Nikon and Sigma cameras.
• To ensure stability in focusing the inner lens group or groups move without changing the physical length of the lens. The system incorporates floating elements that substantially improve the close-up capability of the lens.
• Sigma’s premium multi-coating treatment reduces flare and ghosting and produces an optimum colour balance improving image quality throughout the entire zoom range.
• Used in conjunction with aspherical lens elements SLD glass helps minimize colour aberration and produce sharp high-quality images.
• Brass made bayonet mount for high accuracy and durability.
• Filter size Ø72mm
• Weight: 810g / 28.6oz. Length 121mm/ 4.8in.