Canon - Zoom lens - 28 mm - 70 mm - f/2.8 L USM - Canon EF

Description

The optical system includes an ultra-precision ground and polished glass aspherical lens element (1st) that provides a high level of contrast and sharpness at all shooting distances. Fast and silent AF and full-time manual focusing are achieved by a USM (Ultrasonic Motor), inner focusing system and lightweight lens elements. This large-aperture zoom lens features the sharpness and image performance of a single focal length lens with a constant, large aperture of f/2.8 throughout the entire zoom range. The optical system includes an ultra-precision ground and polished glass aspherical lens element (1st) that provides a high level of contrast and sharpness at all shooting distances. Fast and silent AF and full-time manual focusing are achieved by a USM (Ultrasonic Motor), inner focusing system and lightweight lens elements. As the filter attachment ring does not rotate during focusing, 77mm PL-C filters can have good operability. The EW-83B petal-shaped lens hood is designed with sufficient length to provide highly effective shading of unneeded light throughout the zoom range. As the filter attachment ring does not rotate during focusing, 77mm PL-C filters can have good operability. The optical system includes an ultra-precision ground and polished glass aspherical lens element (1st) that provides a high level of contrast and sharpness at all shooting distances. As the filter attachment ring does not rotate during focusing, 77mm PL-C filters can have good operability.

Key Features

• As the filter attachment ring does not rotate during focusing, 77mm PL-C filters can have good operability.
• Fast and silent AF and full-time manual focusing are achieved by a USM (Ultrasonic Motor), inner focusing system and lightweight lens elements.
• The EW-83B petal-shaped lens hood is designed with sufficient length to provide highly effective shading of unneeded light throughout the zoom range.
• The optical system includes an ultra-precision ground and polished glass aspherical lens element (1st) that provides a high level of contrast and sharpness at all shooting distances.
• This large-aperture zoom lens features the sharpness and image performance of a single focal length lens with a constant, large aperture of f/2.8 throughout the entire zoom range.