(CW5) Canon EF 11-24mm f/4L USM Image and Specs Leaked

Digicame-info leaked image and specs of the EF 11-24mm f/4L USM lens. The lens will be announced next week. 
Specs:

– Ultra-wide-angle zoom lens for full-frame
– Dust and water sealed
– SWC coating 
– ASC coating 
– Fluorine coating 
– One large diameter grinding aspheric lens, one large-diameter glass molded aspherical lens, two glass molded aspherical lens, one super UD lenses, one lens UD