Canon EF-S 10-22mm f/35-45 USM Lens

Covering a versatile wide-angle range - the EF-S 10-22mm f/35-45 USM is designed for Canon EF-S-mount APS-C DSLRs - and provides a 16-352mm equivalent focal length range to suit working in a wide array of shooting conditions Benefitting the flexible zoom range is a sophisticated optical design - which includes one Super-UD element and three aspherical elements to control chromatic and spherical aberrations - and a Super Spectra coating has been applied to limit flare and ghosting for improved contrast Additionally - this lens sports a ring-type USM for quick and quiet autofocus performance and full-time manual focus override - and an internal focus design also quickens focusing speeds and maintains the overall lens length during operation

Features: Ring-Type Ultrasonic Motor AF System, Internal Focus Design, Super Spectra Coating, Three Aspherical Elements, One Super-Ultra-Low Dispersion Element, Aperture Range: f/3.5 to f/27, Rounded 6-Blade Diaphragm, EF-S-Mount Lens/APS-C Format, 16-35.2mm (35mm Equivalent)

Focal Length: 10 to 22mm (35mm Equivalent: 16 to 35.2mm)

Maximum Aperture: f/3.5 to 4.5

Minimum Aperture: f/22 to 27

Lens Mount: Canon EF-S

Lens Format Coverage: APS-C

Angle of View: 107° 30' to 63° 30'

Minimum Focus Distance: 9.45-inch / 24 cm

Maximum Magnification: 0.17x

Optical Design: 13 Elements in 10 Groups

Diaphragm Blades: 6 - Rounded

Focus Type: Autofocus

Image Stabilization: No

Filter Size: 77 mm (Front)

Dimensions (ø x L): 3.29 x 3.54-inch / 83.57 x 89.92 mm

Length at Maximum Extension: 3.54-inch / 90 mm

Weight: 13.58 oz / 385 g