- DS Coating - Defocus Smoothing delivers exceptional bokeh
- BR optics - For ultimate control over aberrations
- Aspherical and UD elements - For exceptionally sharp images
- USM motor - For smooth, fast and near-silent operation
- ASC (Air Sphere Coating) - To prevent flare and ghosting
- Lens control ring - For extra control over ISO, aperture and shutter
This lens offers stunning sharpness, high performance autofocus and durable build quality. Additionally, the lens features a new DS coating, which results in the ultimate silky smooth bokeh. Combine this with the f/1.2 9-bladed aperture and 85mm focal length, and you are rewarded with flattering portraits and detailed and creative images with lovely perspective and no distortion.
The build quality of this lens is up to L-series standard - with weather-sealing and fluorine coatings on the front and rear lens elements to guard against dust, dirt and water. Additionally, the lens has Special Blue Spectrum Refractive (BR) optics which negate colour aberrations, plus a ground aspheric element and ASC coating which prevent flare and ghosting.