Lens
Focal Length
24-50mm
Maximum and Minimum Aperture
f/4.5 - f/6.3
Lens Mount Type
RF Mount
Compatible Cameras
Canon EOS R-series, full-frame and APS-C (focal length equivelant to approx.38-80mm when used on an APS-C camera)
Minimum Focusing Distance
0.3m (11.8 in.) at 24mm; 0.35m (13.8 in.) at 50mm
Maximum Magni cation
0.11x (at 24mm); 0.19x (at 50mm)
Field of View, at Minimum Focus Distance
Approx. 309 × 206mm (12.2 x 8.1 in.) at 24mm; Approx 184 × 123mm (7.2 x 4.9 in.) at 50mm
Angle of View (Diagonal)
Approx. 84° 00' - 46° 00'
Optical Design
Lens Construction
8 elements in 8 groups
Special Elements
(Two) Aspheric lenses
Lens Coating
Canon SSC (Super Spectra Coating)
Filter Size Diameter
58 mm
Aperture Blades
7
Image Stabilization
4.5 stops correction with In-lens Optical Image Stabilization (7.0 stops correction with EOS R5 in-body coordinated Image stabilization)
Focusing
Focusing Drive System
Canon STM (Leadscrew type STM)
Full-time Manual Focusing
Yes
(Supports both ONE SHOT AF and SERVO AF with compatible EOS R-series cameras)
Dual Pixel CMOS AF Coverage (Horizontal x Vertical)
EOS R — Approx. 88% x 100%
EOS R5 — Approx. 100% x 100%
EOS R7/R10 — Approx. 100% x 100%
Exterior Design
Control Ring
Dual-function Manual focus ring / Control Ring (selected using camera menu)
Manual Focus Ring
Electronic ring system
Full-time Manual focus possible
No physical limit to ring rotational angle
AF/MF Switch
Yes; AF/ CONTROL/ MF
MF/Control Ring Switch
Yes; AF/ CONTROL/ MF
Distance Scale
Yes
Distance scale available in EVF or Live View LCD screen of compatible
EOS R-series cameras
Distance Limiter Switch
None
Dust / Weather Resistant Construction
None
Dimensions, Weight
Maximum Outer Diameter x Length
Approx. 2.7 in.(69.0mm) x 3.7 in. (Wide); 5.3 in. (Tele)
Weight
Approx. 9.5 oz. / 0.6 lb. / 270g