Canon EF 20-35mm f/3.5-4.5 USM Lens Specifications and Measurements
Focal Length Range
APS-C Sensor DSLRs Only?
Lenses / Groups
Angle of View: Diagonal
94° – 63°
Angle of View: Horizontal
84° – 54°
Angle of View: Vertical
62° – 38°
Aperture Range - Wide / Long
f/3.5-22 / f/4.5-
Number of Aperture Blades
Manufacturer Specification Weight
Lens Hood Weight
Manufacturer Spec Size (DxL)
3.31 x 2.72”
Measured Size (DxL)
Max Length at Full Extension
Internal Zoom? / Extends with Zoom?
Internal Focusing? / Extends with Focusing?
Lens Hood Size (DxL)
Lens Length with Hood (Min / Max)
Size of Rings - Zoom / Focus
mm UV ► CP ►
Front Element (Filter Mount) Rotates
AF Motor Type
Full Time Manual Focus
Focus Limiter? / Focus Limiter Ranges
Distance Info Provided to Camera?
Distance Scale? / Type
Y / Window
Specified Min Focus Distance
Tested Min Focus Distance (Wide / Long)
Maximum Magnification (MM)
MM with 12mm Extension Tube
MM with 25mm Extension Tube
MM with 250D Closeup Lens
MM with 500D Closeup Lens
Tripod Ring Included? / Removable?
Zoom Ring Lock Switch?
Lens Hood Included / Model?
N / EW-83II
Weather Sealed? / Filter Required?
Image Stabilization? / Stops? / Tripod Sensing?
Case Included? / Type?
N / LP1214
47.25" x 31.5" Subject Framing Distance
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Canon EF 20-35mm f/3.5-4.5 USM Lens