Canon RF 24-105 mm f/4 L IS USM – Key Specifications (plain-text)Mount / Format

Canon RF mount, covers full-frame and APS-C sensors.Focal Length & Angle of View

24 – 105 mm (38 – 168 mm equivalent on APS-C).

Diagonal angle: 84° at 24 mm → 23° 20′ at 105 mm.Aperture

Constant maximum aperture f/4, minimum f/22.

9 rounded aperture blades.Optical Construction

18 elements in 14 groups, including 3 glass-molded (GMo) aspherical elements and 1 UD (Ultra-low Dispersion) element.

ASC (Air Sphere Coating) and Super Spectra Coating for flare/ghost suppression.Image Stabilization

Optical IS rated up to 5 stops of compensation.

Supports Combination IS (lens + body) for vidueo.Autofocus

Nano USM motor; full-time manual override.

Fast, quiet and smooth for both stills and video.Close-Focus Capability

Minimum focus distance: 0.45 m (17.7 in) throughout zoom range.

Maximum magnification: 0.24×.Physical Details

Filter thread: 77 mm.

Dimensions: Ø 83.5 mm × 107.3 mm retracted (extends to ≈ 159 mm at 105 mm).

Weight: ≈ 700 g (24.7 oz).

Weather-sealed L-series construction; control ring for custom functions.

Supplied accessories: Lens hood EW-83M, soft case LP1219 (optional).Announced: 2018.