- New-generation Professional Full-frame f/4 Standard Zoom Lens with Improved Image Quality
- Newly developed 17 elements in 12 groups design with 4.4x zoom power that covers the most frequently-used focal-length from wide-angle to mid-telephoto.
- Use of 1 large-diameter Glass-molded (GMo) double-surface aspherical lens element and 3 Glass-molded (GMo) aspherical lens elements. Image quality is substantially improved by reducing distortion, curvature of field and astigmatism significantly and improving the peripheral brightness
- Incorporation of Air Sphere Coating (ASC) which offers excellent anti-reflection performance to reduce ghosting and flare
- 10-blade circular aperture produces beautiful out-of-focus image
- 0.45m minimum focusing distance with 0.24x maximum magnification (at 105mm)
- Optical image-stabilizer unit offers shake compensation up to 4-stop1 shutter speed and automatically detects normal shooting and panning for optimized compensation
- Inner focusing design with the Ring-type USM supports low-speed driving to provide high-speed, silent and smooth AF during photo and video shooting
- Lens structure with improved zoom durability and resistance to shock and vibration to meet the demand of professional users
- Fluorine coating on foremost and rearmost lens surfaces makes lens cleaning easier
- Dust and water resistance design2 to enable shooting in harsh conditions
- New zoom ring lock to lock the zoom position at wide end
- Petal-type Lens Hood EW-83M and Lens Case LP1219 are included
1 CIPA Standard, Focal Length: 105mm, EOS-1D X is used
2 Use with EOS-1D Series and EOS-1V body, however it is not recommended for use under rain