Dramatic, creative possibilities with 14mm ultra wide-angle coverage.. Covers entire wide-angle zoom range, from exceptionally wide 14mm through 35mm.. Bright, constant f/4 zoom lens with L-series optical construction; includes Canons SWC and ASC lens technologies.. Compact design Approx. 1.2 lbs. weight, similar to RF85mm F2 IS STM lens.. Close-focusing down to 7.9 inches at all focal lengths, and maximum magnification of 0.38x, at 35mm zoom setting.