Canon RF 28-70 mm f/2 L USM (high-speed L-series zoom, launched 2018)Mount / Coverage: Canon RF, full-frame & APS-CFocal Length: 28-70 mm (constant f/2)Aperture Range: f/2 – f/22Aperture Blades: 9, roundedOptical Design: 19 elements in 13 groups (includes aspherical & UD glass)Coatings: Super Spectra & fluorine on front elementMinimum Focus: 0.39 m (15.4 in)Maximum Magnification: 0.18×Autofocus: Ring-type USM, full-time manual overrideImage Stabilization: NoneWeather Sealing: Yes (extensive gaskets & fluorine front)Filter Thread: 95 mmDimensions: Ø 103.8 × 139.8 mm (4.1 × 5.5 in)Weight: 1 430 g (3.15 lb)Lens Hood: EW-103 (included)Case: LP1424 (included)