Specification Sheet

Lens
Focal Length 16mm
Maximum and Minimum Aperture F2.8 – F22
Lens Mount Type RF Mount; Metal Mount
Compatible Cameras Canon EOS R-series, including full-frame
Minimum Focusing Distance 5.1 in. / 0.43 ft. / 0.13m
Maximum Magnication 0.26x
Field of View, at Minimum Focus Distance Approx. 5.3 x 3.5 in. (134 x 90mm)
Angle of View (Diagonal) Approx. 108°10"
Optical Design
Lens Construction 9 elements in 7 groups
Special Elements (One) Aspherical element
Lens Coating Canon SSC (Super Spectra Coating)
Filter Size Diameter Ø43mm
Aperture Blades 7; circular shape
Image Stabilization None (with EOS R5 in-body stabilization – 5.5 stops correction)
Focusing
Focusing Drive System Canon STM (Stepping motor; gear-type)
Full-time Manual Focusing
Yes
(after One-Shot AF; after Servo AF with compatible EOS R-series cameras)
Dual Pixel CMOS AF Coverage
(Horizontal x Vertical)
• EOS R/RP — Approx. 88% x 100%
• EOS R5/R6 — Approx. 90% x 100%
Face Detect + Tracking – Approx. 100% x 100%
Exterior Design
Control Ring
Dual-function Manual focus ring / Control Ring (selected with switch on lens)
• No clicks when set to Control Ring function
Manual Focus Ring
Electronic ring system
• Full-time Manual focus possible
• No physical limit to ring rotational angle
AF/MF Switch None — focus mode selected in camera menu
MF/Control Ring Switch Provided on lens barrel
Distance Scale
None
• Distance scale available in EVF or Live View LCD screen of compatible
EOS R-series cameras
Distance Limiter Switch None
Specications
RF16mm F2.8 STM