High-Performance Standard Zoom Lens for APS-C EOS DSLRs

Overview

The Canon EF-S 17-55mm f/2.8 IS USM is a high-performance standard zoom lens designed for Canon APS-C EOS DSLR cameras. Offering a versatile focal length range, constant f/2.8 aperture, advanced image stabilization, and fast autofocus, this lens is ideal for a wide range of photographic applications, including landscapes, portraits, events, and everyday shooting.

Key Features

Versatile Zoom Range

• 17-55mm Focal Length: Provides an equivalent focal length of 27-88mm on Canon APS-C cameras, covering wide-angle to short telephoto perspectives, perfect for a variety of shooting situations.
• Constant f/2.8 Aperture: Ensures consistent exposure settings throughout the zoom range, allowing for excellent low-light performance and depth-of-field control.

Superior Optical Performance

• Advanced Optical Design: Features 19 elements in 12 groups, including three aspherical elements and two UD (Ultra-low Dispersion) elements to minimize chromatic aberrations and distortions, ensuring high resolution and sharpness.
• Super Spectra Coating: Reduces flare and ghosting, enhancing contrast and color fidelity even in challenging lighting conditions.

Optical Image Stabilization

• Built-In IS: Provides up to 3 stops of shake correction, enabling clear and sharp images, especially in low-light conditions or when shooting handheld.

Fast and Accurate Autofocus

• Ring-Type USM (Ultrasonic Motor): Provides fast, precise, and quiet autofocus performance, ideal for both still photography and video recording.
• Full-Time Manual Focus: Allows manual focus adjustments even in AF mode, providing greater control over focusing.

Specifications

• Model: Canon EF-S 17-55mm f/2.8 IS USM
• Mount Type: Canon EF-S mount (APS-C)
• Focal Length: 17-55mm (27-88mm equivalent on APS-C)
• Maximum Aperture: f/2.8
• Minimum Aperture: f/22
• Lens Elements/Groups: 19 elements in 12 groups
• Diaphragm Blades: 7, rounded
• Minimum Focus Distance: 0.35 m (1.15 ft)
• Maximum Magnification: 0.17x
• Filter Diameter: 77mm
• Dimensions: 83.5 x 110.6 mm (3.3 x 4.4 in)
• Weight: 645 g (1.42 lbs)

Additional Benefits

Professional Build Quality

• Durable Construction: High-quality materials ensure durability and reliability, making it suitable for various shooting conditions.
• Lens Hood Included: Comes with a lens hood to reduce flare and protect the front element.

Enhanced Creative Flexibility

• Ideal for Various Photography Styles: Perfect for capturing wide-angle landscapes, portraits with beautiful background blur, and detailed close-ups.
• Excellent for Video: The smooth and quiet USM autofocus, combined with the constant f/2.8 aperture, makes it ideal for professional video recording.