The Sigma 18-35mm F1.8 DC HSM Art Lens is the first zoom lens to achieve a maximum aperture of F1.8 throughout its entire zoom range, delivering image quality that rivals prime lenses. This groundbreaking lens is designed for APS-C format DSLR cameras and offers a versatile focal range equivalent to 27-52.5mm in 35mm format, making it ideal for a variety of photography styles including snapshots, portraits, and indoor photography.
Key Features
- Revolutionary Aperture: First zoom lens with a constant F1.8 aperture, offering bright and detailed images across the entire zoom range.
- Art Line Quality: Part of Sigma’s Art line, renowned for high-level artistic quality and superior performance.
- Parfocal Design: Maintains sharpness at the center of the image while zooming, offering versatility and reliability.
- Smooth Bokeh: 9-blade rounded diaphragm creates beautiful, soft out-of-focus areas.
- Minimal Flare and Ghosting: Sigma’s Super Multi-Layer Coating reduces flare and ghosting, even in backlit conditions.
- Hyper Sonic Motor (HSM): Ensures silent, high-speed autofocus with smooth manual focus override.
- Robust Build: High-precision, rugged brass bayonet mount and Thermally Stable Composite (TSC) construction for enhanced durability and performance.
Advanced Technology
- SLD and Aspherical Elements: Special Low Dispersion (SLD) glass and wide glass-molded aspherical lens elements optimise power distribution and compensate for aberrations and curvature of field.
- Rear Focus System: Prevents focus-dependent variation in aberration, maintaining high-level image quality throughout the entire image.
Specifications
- Lens Construction: 17 elements in 12 groups
- Minimum Aperture: F16
- Filter Size: 72mm
- Angle of View (DC): 76.5° - 44.2°
- Minimum Focusing Distance: 28cm / 11.0in.
- Dimensions (Diameter x Length): 78mm x 121mm / 3.1in. x 4.8in.
- Diaphragm Blades: 9 (rounded)
- Maximum Magnification Ratio: 1:4.3
- Weight: 810g / 28.6oz
Included Accessories
- Petal Type Lens Hood LH780-06: Minimises reflectivity and harmful rays, features a non-slip groove for secure handling.
- Front Cap LCR III 72mm
- Rear Cap LCR II
- Soft Padded Case
Optional Accessory
- Sigma WR Ceramic Protector 72mm: Advanced protective lens filter made from Clear Glass Ceramic, offering exceptional hardness and flexibility.