Focal Length | 16-28mm (APS-C — equivalent to 25.6 - 44.8mm coverage) |
Maximum and Minimum Aperture | f/2.8 - f/22 |
Lens Mount Type | RF Mount (Metal Mount) |
Compatible Cameras | Canon EOS R-series, full-frame and APS-C |
Minimum Focusing Distance | 0.25 m/0.82 ft. (at 16mm), 0.2 m/0.66 ft. (at 28mm) |
Maximum Magnification | 0.11x (at 16 mm), 0.26x (at 28mm) |
Field of View, at Minimum Focus Distance | Approx. 318.2 mm × 212.1 mm (12.5" x 8.4") (at 16mm) Approx. 138.3 mm × 92.2 mm (5.4" x 3.6") (at 28mm) |
Angle of View (Diagonal) | Approx. 108º 10" - 75º |
Lens Construction | 16 elements in 13 groups |
Special Elements | Four UD Lenses, and Two Aspherical Lenses |
Lens Coating | SSC (Super Spectra Coating) |
Filter Size Diameter | ø67 mm |
Aperture Blades | 9 |
Image Stabilization (yaw/pitch directions) | Provided Lens alone: 5.5 stops correction Coordinated IS, with IBIS: 8.0 stops (at center); 7.5 stops at corners |
Focusing Drive System | STM (Stepping Motor) |
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, Ra, RP — Approx. 88% x 100% • EOS R5/R6 — Approx. 100% x 100% (with face and tracking priority) • EOS R5/R6 — Approx. 90% x100% (when subject has not been detected) • EOS R1/R3/R5 Mark II, R6 Mark II, R8 — Approx. 100% x 100% (with face and tracking priority) • EOS R1/R3/R5 Mark II, R6 Mark II, R8 — Approx. 90% x 100% (when subject has not been detected) • EOS R7/R10/R50 — Approx. 90% x 100% (with face and tracking priority), (also when subject has not been detected) • EOS R100 — Approx. 88% x 100% |
Control Ring | Combined with Control Ring (user-selectable) |
AF/MF Switch | AF/CONTROL/MF Switch Provided |
Dust / Weather Resistant Construction | Yes |
Maximum Outer Diameter x Length | Approx. ø3.0 in. x 3.6" (91mm) (Retracted) x 4.4" (112.8 mm) at 16mm x 4.0" (102.1 mm) at 28mm |
Weight | Approx. 1.0 lb. / 445g |